AMD Radeon HD 6450 vs AMD Radeon HD 7870 (GHz Edition)
The Radeon HD 7870 (GHz Edition) has 894% better performance than the Radeon HD 6450 for the 3DMark 11 Performance GPU benchmark.
The Radeon HD 7870 (GHz Edition) has 57% better value for the money than the Radeon HD 6450 for the 3DMark 11 Performance GPU benchmark.
Summary
About the AMD Radeon HD 6450 GPU
The Radeon HD 6450 is an end-of-life desktop graphics card by AMD. It launched in Q2 2011 with a suggested retail price of $55. Its Caicos chip that powers the GPU uses the TeraScale 2 architecture and is fabricated on the 40 nm process.
This GPU is paired with 512 MB of DDR3, GDDR5 VRAM. Its 500 MHz memory clock and 64 bit interface gives it a bandwidth of 8 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.
The HD 6450 is a compact, low-profile graphics card, taking up 1 PCIe slot. It supports DVI, HDMI 1.3a, VGA display ports. This desktop card has a TDP of 18 W. AMD recommends using a power supply of at least 200 W with this card. A power supply lower than this might result in system crashes and potentially damage your hardware.
The Radeon HD 6450 has the 497th highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 0.59% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 623 score and $55 launch price (MSRP) gives it a performance per dollar of 11.33. This is the 94th best in value for the 3DMark 11 Performance GPU benchmark.
About the AMD Radeon HD 7870 (GHz Edition) GPU
The Radeon HD 7870 (GHz Edition) is an end-of-life desktop graphics card by AMD. It launched in Q1 2012 with a suggested retail price of $349. Its Pitcairn chip that powers the GPU uses the GCN 1.0 architecture and is fabricated on the 28 nm process.
This GPU is paired with 2 GB of GDDR5 VRAM. Its 1,200 MHz memory clock and 256 bit interface gives it a bandwidth of 153.6 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.
The HD 7870 (GHz Edition) is a dual slot graphics card, taking up 2 PCIe slots. It supports DVI, HDMI 1.4a, mini-DisplayPort 1.2 display ports. This desktop card has a TDP of 175 W. AMD recommends using a power supply of at least 450 W with this card. A power supply lower than this might result in system crashes and potentially damage your hardware.
The Radeon HD 7870 (GHz Edition) has the 223rd highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 5.90% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 6,194 score and $349 launch price (MSRP) gives it a performance per dollar of 17.75. This is the 88th best in value for the 3DMark 11 Performance GPU benchmark.
General Info
General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Manufacturer | AMD | AMD |
| Architecture | TeraScale 2 | GCN 1.0 |
| Market Segment | Desktop | Desktop |
| Release Date | Q2 2011 | Q1 2012 |
| Launch Price (MSRP) | $55 | $349 |
| Production Status | End-of-life | End-of-life |
| Shop | Check Price | Check Price |
Gaming Performance
Select a game to compare FPS metrics
FPS Benchmarks
This table showcases the average frame rate (FPS) achieved both GPUs in at various resolutions. Frame rate is a crucial indicator of how smoothly the GPU can run the game. A higher FPS generally translates to a smoother gameplay experience.
- Frames Per Second
The Witcher 3 | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Low - 720p | -- | -- |
| Medium - 768p | -- | 64 FPS |
| High - 1080p | -- | 36 FPS |
| Ultra - 1080p | -- | 20 FPS |
| QHD - 1440p | -- | -- |
| 4K UHD - 2160p | -- | -- |
Compare Frames Per Second (FPS)
The average frame rate (FPS) in can be compared to similar GPUs to assess relative performance. Generally, higher FPS results in a smoother gameplay experience.
| GPU | Frames Per Second | |
|---|---|---|
| GeForce GTX 960 | 27.7 | +36% |
| GeForce GTX 1050 Ti | 26 | +28% |
| Radeon R7 370 | 22.36 | +10% |
| GeForce GTX 680 | 22 | +8% |
| GeForce GTX 950 | 20.5 | +1% |
| Radeon HD 7870 (GHz Edition) | 20.3 | |
| Radeon R9 280X | 20.2 | +-0% |
| GeForce GTX 1050 | 20 | -1% |
| GeForce GT 1030 | 12 | -41% |
Compare Cost Per Frame
The average cost per frame in can be compared to similar GPUs to assess relative value. Generally, a lower cost per frame implies better value for your money.
| GPU | Cost Per Frame | |
|---|---|---|
| GeForce GTX 950 | 7.76 | -55% |
| GeForce GTX 980 | 11.93 | -31% |
| Radeon R9 FURY | 12.07 | -30% |
| Radeon R9 Nano | 13.81 | -20% |
| Radeon R9 280X | 14.8 | -14% |
| Radeon HD 7870 (GHz Edition) | 17.19 | |
| Radeon R9 290X | 18.93 | +10% |
| GeForce GTX 680 | 22.68 | +32% |
Benchmark Performance
The Radeon HD 7870 (GHz Edition) has 894% better performance than the Radeon HD 6450 for the 3DMark 11 Performance GPU benchmark.
The Radeon HD 6450 is ranked 497th with a score of 623, and the Radeon HD 7870 (GHz Edition) is ranked 223rd with a score of 6,194.
The Radeon HD 7870 (GHz Edition) has 57% better value for the money than the Radeon HD 6450 for the 3DMark 11 Performance GPU benchmark.
The Radeon HD 6450 is ranked 94th with a performance per dollar of 11.33, and the Radeon HD 7870 (GHz Edition) is ranked 88th with a performance per dollar of 17.75.
Relative Performance
The average score in the benchmark test can be compared to similar GPUs to assess relative performance. Generally, powerful GPUs tend to have higher scores.
| GPU | Benchmark Performance | |
|---|---|---|
| GeForce GTX 760 | 7,962 | +1,178% |
| Radeon HD 7970 | 7,770 | +1,147% |
| Radeon HD 7870 (GHz Edition) | 6,194 | +894% |
| GeForce GTX 750 Ti | 5,378 | +763% |
| GeForce GTX 480 | 5,014 | +705% |
| Radeon HD 6870 | 4,218 | +577% |
| Radeon HD 7770 (GHz Edition) | 3,098 | +397% |
| Radeon HD 6450 | 623 | |
Relative Value For Money
The average performance per dollar in the benchmark test can be compared to similar GPUs to assess relative value. A higher score implies a better value for your money.
| GPU | Performance Per Dollar | |
|---|---|---|
| GeForce GTX 680 | 20.47 | +81% |
| Radeon HD 7770 (GHz Edition) | 19.48 | +72% |
| Radeon HD 7870 (GHz Edition) | 17.75 | +57% |
| Radeon HD 6870 | 17.65 | +56% |
| Radeon HD 7970 | 14.15 | +25% |
| GeForce GTX 590 | 13.11 | +16% |
| GeForce GTX 470 | 12.44 | +10% |
| Radeon HD 6450 | 11.33 | |
| GeForce GTX 480 | 10.05 | -11% |
Benchmark Scores
This table showcases the average performance scores achieved by both GPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful GPUs tend to have higher scores.
- Popular
| Benchmark | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| 3DMark Cloud Gate Graphics | 4,257 | -- |
| 3DMark Fire Strike Standard Graphics | 464 | -- |
| 3DMark 11 Performance Score | 726 | 6,190 (+752.62%) |
| Cinebench R15 OpenGL 64 Bit | 18.8 | 120.1 (+538.83%) |
| PassMark G3D Mark | 198 | 4,641 (+2,243.94%) |
| PassMark G2D Mark | 120 | 584 (+386.67%) |
Technical Specs
Graphics Processor
General information about the graphics processing unit like their architecture, manufacturing process size, and transistor count. Newer GPU architectures generally bring efficiency improvements and may introduce technologies that enhance graphical capabilities.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Codename | Caicos | Pitcairn |
| Architecture | TeraScale 2 | GCN 1.0 |
| Process Size | 40 nm | 28 nm |
| Transistors | 370 million | 2,800 million |
Memory Details
Memory specifications like their capacity, bandwidth, and clock speeds. GPU memory stores graphics data like frames, textures, and shadows which helps display rendered images. These specs are crucial for graphics-intense applications like gaming and 3D modeling.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Memory Size | 512 MB | 2 GB |
| Memory Type | DDR3, GDDR5 | GDDR5 |
| Memory Bandwidth | 8 Gb/s | 153.6 Gb/s |
| Memory Clock | 500 MHz | 1,200 MHz |
| Memory Interface | 64 bit | 256 bit |
| L1 Cache | 8 KB | 16 KB |
| L2 Cache | 128 KB | 512 KB |
Board Compatibility
Compatibility information like their slot size, bus interface, power consumption, and display support. These specs are useful for verifying compatibility with your motherboard, power supply, and monitor.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Slots | 1 slot | 2 slots |
| Bus Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Thermal Design Power (TDP) | 18 W | 175 W |
| Suggested PSU | 200 W | 450 W |
| Power Connectors | -- | 2x 6-pin |
| Outputs | DVI, HDMI 1.3a, VGA | DVI, HDMI 1.4a, mini-DisplayPort 1.2 |
Cores & Clock Speeds
Processing power information like its cores and clock speed. These specs impact how fast they can process graphics. Each type of core or component serves a specific computational purpose.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Stream Processors (SP) | 160 | 1,280 |
| Compute Units (CU) | 2 | 20 |
| Texture Mapping Units (TMU) | 8 | 80 |
| Render Output Units (ROP) | 4 | 32 |
| Core Clock Speed | 625 MHz | 1,000 MHz |
Theoretical Performance
Theoretical performance numbers derived from the raw specifications of the different components like core count and clock speeds. While these provide a glimpse into peak processing power, they do not represent real-world performance.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| Pixel Fill Rate | 2.5 GPixel/s | 32 GPixel/s |
| Texture Fill Rate | 5 GTexel/s | 80 GTexel/s |
| FP32 Performance | 200 GFLOPS | 2.56 TFLOPS |
| FP64 Performance | -- | 160 GFLOPS |
API Support
Graphics API versions supported by these graphics cards. APIs evolve over time, introducing new features and functionalities. Older GPUs may not support recent versions.
| Spec | Radeon HD 6450 | Radeon HD 7870 (GHz Edition) |
|---|---|---|
| DirectX | 11.2 (11_0) | 12 (11_1) |
| OpenCL | 1.2 | 2.1 (1.2) |
| OpenGL | 4.4 | 4.6 |
| Shader Model | 5.0 | 6.5 (5.1) |
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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.