AMD Radeon HD 6490M vs AMD Radeon R9 M390 (Mac Edition)
The Radeon R9 M390 (Mac Edition) has 1,035% better performance than the Radeon HD 6490M for the 3DMark 11 Performance GPU benchmark.
We do not have any performance per dollar data for the Radeon HD 6490M and the Radeon R9 M390 (Mac Edition) for the 3DMark 11 Performance GPU benchmark.
Summary
About the AMD Radeon HD 6490M GPU
The AMD Radeon HD 6490M is an end-of-life mobile graphics card that released in Q1 2011. It is built on the TeraScale 2 GPU microarchitecture (codename Seymour) and is manufactured on a 40 nm process.
Memory
The HD 6490M has 512 MB of GDDR5 memory, with a 800 MHz memory clock and a 64 bit interface. This gives it a memory bandwidth of 25.6 Gb/s, which affects how fast it can transfer data to and from memory. GPU memory stores temporary data that helps the GPU with complex math and graphics operations. More memory is generally better, as not having enough can cause performance bottlenecks.
Cores and Clock Speeds
The HD 6490M includes 160 stream processors (SPs), the processing units for handling parallel computing tasks. The GPU operates at a core clock speed of 800 MHz. Complementing the processing units are 8 texture mapping units (TMUs) for efficient texture filtering and 4 render output units (ROPs) for pixel processing.
Benchmark Performance
The HD 6490M has the 504th best 3DMark 11 Performance GPU score among the 543 benchmarked GPUs in our database. It achieves 0.57% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
About the AMD Radeon R9 M390 (Mac Edition) GPU
The AMD Radeon R9 M390 (Mac Edition) is an end-of-life mobile graphics card that released in Q2 2015. It is built on the GCN 1.0 GPU microarchitecture (codename Pitcairn) and is manufactured on a 28 nm process.
Memory
The R9 M390 has 2 GB of GDDR5 memory, with a 1,365 MHz memory clock and a 256 bit interface. This gives it a memory bandwidth of 174.7 Gb/s, which affects how fast it can transfer data to and from memory. GPU memory stores temporary data that helps the GPU with complex math and graphics operations. More memory is generally better, as not having enough can cause performance bottlenecks.
Cores and Clock Speeds
The R9 M390 includes 1,024 stream processors (SPs), the processing units for handling parallel computing tasks. The GPU operates at a core clock speed of 958 MHz and can dynamically boost its clock speed up to 958 MHz. Complementing the processing units are 64 texture mapping units (TMUs) for efficient texture filtering and 32 render output units (ROPs) for pixel processing.
Compatibility & Power Consumption
The GPU has a thermal design power (TDP) of 80 W. A power supply not strong enough to handle this might result in system crashes and potentially damage your hardware.
Benchmark Performance
The R9 M390 has the 219th best 3DMark 11 Performance GPU score among the 543 benchmarked GPUs in our database. It achieves 6.51% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090.
General Info
General overview of the GPU, including details like its manufacturer, release date, launch price, and current production status.
| Info | Radeon HD 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Manufacturer | AMD | AMD |
| Architecture | TeraScale 2 | GCN 1.0 |
| Market Segment | Mobile | Mobile |
| Release Date | Q1 2011 | Q2 2015 |
| 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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Low - 720p | -- | 82 FPS |
| Medium - 768p | -- | -- |
| High - 1080p | -- | 31 FPS |
| Ultra - 1080p | -- | 18 FPS |
| QHD - 1440p | -- | -- |
| 4K UHD - 2160p | -- | 12 FPS |
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 1050 Mobile | 14 | +22% |
| GeForce GTX 965M | 13.1 | +14% |
| GeForce GTX 1050 Max-Q | 13 | +13% |
| Quadro P2000 Mobile | 12 | +4% |
| Radeon R9 M390 (Mac Edition) | 11.5 | |
| Iris Xe MAX | 11.2 | -3% |
| Quadro K5100M | 9.6 | -17% |
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 | |
|---|---|---|
| Our database does not have enough data to compare the FPS per dollar with other GPUs. | ||
Benchmark Performance
The Radeon R9 M390 (Mac Edition) has 1,035% better performance than the Radeon HD 6490M for the 3DMark 11 Performance GPU benchmark.
The Radeon HD 6490M is ranked 504th with a score of 601, and the Radeon R9 M390 (Mac Edition) is ranked 219th with a score of 6,819.
We do not have any performance per dollar data for the Radeon HD 6490M and the Radeon R9 M390 (Mac Edition) for the 3DMark 11 Performance GPU benchmark.
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 1050 Max-Q | 7,153.5 | +1,090% |
| Quadro K5100M | 6,880 | +1,045% |
| Radeon R9 M390 (Mac Edition) | 6,819 | +1,035% |
| Radeon HD 8970M | 6,818 | +1,034% |
| Radeon R9 M290X | 6,817 | +1,034% |
| Radeon HD 7610M | 749 | +25% |
| GeForce GT 420M | 685 | +14% |
| Radeon HD 6490M | 601 | |
| GeForce GT 520MX | 596.5 | -1% |
| Radeon HD 7450M | 581.5 | -3% |
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 | ||
|---|---|---|---|
| Our database does not have enough data to compare the benchmark performance per dollar with other GPUs. | |||
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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| 3DMark 11 Performance Score | 681 | 6,838 (+904.11%) |
| Cinebench R15 OpenGL 64 Bit | -- | 101.6 |
| PassMark G3D Mark | 378 | -- |
| PassMark G2D Mark | 521 | -- |
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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Codename | Seymour | 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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Memory Size | 512 MB | 2 GB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bandwidth | 25.6 Gb/s | 174.7 Gb/s |
| Memory Clock | 800 MHz | 1,365 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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Bus Interface | PCIe 2.0 x16 | PCIe 3.0 x16 |
| Thermal Design Power (TDP) | -- | 80 W |
| Outputs | Device Dependent | Device Dependent |
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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Stream Processors (SP) | 160 | 1,024 |
| Compute Units (CU) | 2 | 16 |
| Texture Mapping Units (TMU) | 8 | 64 |
| Render Output Units (ROP) | 4 | 32 |
| Core Clock Speed | 800 MHz | 958 MHz |
| Core Clock Speed (Boost) | -- | 958 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 6490M | Radeon R9 M390 (Mac Edition) |
|---|---|---|
| Pixel Fill Rate | 3.2 GPixel/s | 30.66 GPixel/s |
| Texture Fill Rate | 6.4 GTexel/s | 61.31 GTexel/s |
| FP32 Performance | 256 GFLOPS | 1.96 TFLOPS |
| FP64 Performance | -- | 122.6 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 6490M | Radeon R9 M390 (Mac 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.