PC Part DB: Build Smarter: Compare PC part benchmarks & specsPC PART DB

AMD Radeon RX Vega 64 vs AMD Radeon RX 6600 XT

AMD
VS
AMD
Performance
Radeon RX Vega 64
30,823.529% of 104,937
Radeon RX 6600 XT27% better
39,05137% of 104,937

The Radeon RX 6600 XT has 27% better performance than the Radeon RX Vega 64 for the 3DMark 11 Performance GPU benchmark.

Performance per dollar
Radeon RX Vega 64
61.7738% of 161.45
Radeon RX 6600 XT67% better
103.0464% of 161.45

The Radeon RX 6600 XT has 67% better value for the money than the Radeon RX Vega 64 for the 3DMark 11 Performance GPU benchmark.

Shop Radeon RX Vega 64
Shop Radeon RX 6600 XT
As an Amazon Associate I earn from qualifying purchases.

Summary

#

About the AMD Radeon RX Vega 64 GPU

The Radeon RX Vega 64 is a desktop graphics card by AMD. It launched in Q3 2017 with a suggested retail price of $499. Its Vega 10 chip that powers the GPU uses the GCN 5.0 architecture and is fabricated on the 14 nm process.

Memory

This GPU is paired with 8 GB of HBM2 VRAM. Its 945 MHz memory clock and 2,048 bit interface gives it a bandwidth of 483.8 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.

Compatibility

The RX Vega 64 is a dual slot graphics card, taking up 2 PCIe slots. It supports HDMI 2.0b, DisplayPort 1.4a display ports. This desktop card has a TDP of 295 W. AMD recommends using a power supply of at least 600 W with this card. A power supply lower than this might result in system crashes and potentially damage your hardware.

Benchmark Performance & Value

The Radeon RX Vega 64 has the 72nd highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 29.37% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 30,823.5 score and $499 launch price (MSRP) gives it a performance per dollar of 61.77. This is the 52nd best in value for the 3DMark 11 Performance GPU benchmark.

About the AMD Radeon RX 6600 XT GPU

The Radeon RX 6600 XT is a desktop graphics card by AMD. It launched in Q3 2021 with a suggested retail price of $379. Its Navi 23 chip that powers the GPU uses the RDNA 2.0 architecture and is fabricated on the 7 nm process.

Memory

This GPU is paired with 8 GB of GDDR6 VRAM. Its 2,000 MHz memory clock and 128 bit interface gives it a bandwidth of 256 Gb/s. This impacts how much data it can store, and how fast it transfers the data to and from memory.

Compatibility

The RX 6600 XT is a dual slot graphics card, taking up 2 PCIe slots. It supports HDMI 2.1, DisplayPort 1.4a display ports. This desktop card has a TDP of 160 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.

Benchmark Performance & Value

The Radeon RX 6600 XT has the 41st highest 3DMark 11 Performance GPU score among the 540 benchmarked GPUs in our database. It achieves 37.21% of the performance of the best benchmarked GPU, the NVIDIA GeForce RTX 4090. Its 39,051 score and $379 launch price (MSRP) gives it a performance per dollar of 103.04. This is the 14th 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.

InfoRadeon RX Vega 64Radeon RX 6600 XT
ManufacturerAMDAMD
ArchitectureGCN 5.0RDNA 2.0
Market SegmentDesktopDesktop
Release DateQ3 2017Q3 2021
Launch Price (MSRP)$499$379
Production StatusActiveActive
ShopCheck PriceCheck Price

Gaming Performance

#

Select a game to compare FPS metrics

Display FPS for The Finals
The Finals
Display FPS for Cyberpunk 2077: Phantom Liberty
Cyberpunk 2077: Phantom Liberty
Display FPS for Baldur's Gate 3
Baldur's Gate 3
Display FPS for Riders Republic
Riders Republic
Display FPS for Far Cry 6
Far Cry 6
Display FPS for Cyberpunk 2077 (1.6)
Cyberpunk 2077 (1.6)
Display FPS for EA Sports F1 22
EA Sports F1 22

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
FPS data for The Finals
The Finals
Radeon RX Vega 64Radeon RX 6600 XT
Low - 1080p
--
--
Medium - 1080p
--
--
High - 1080p
--
--
Ultra - 1080p
--
113 FPS
QHD - 1440p
--
69 FPS
4K UHD - 2160p
--
31 FPS
FPS Source: Notebookcheck

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.

Choose Baseline GPU:Radeon RX Vega 64 orRadeon RX 6600 XT
GPUFrames Per Second
GeForce RTX 3060 Ti46.3+48%
Arc A77040.5+29%
GeForce RTX 2070 SUPER35.1+12%
Arc A75035.1+12%
Radeon RX 6600 XT31.3
Radeon RX 5700 XT30.1-4%
GeForce RTX 2060 SUPER30.1-4%
Radeon RX 570026.1-17%
Radeon RX 5600 XT25.3-19%

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.

Choose Baseline GPU:Radeon RX Vega 64 orRadeon RX 6600 XT

Benchmark Performance

#
Performance
Radeon RX Vega 64
30,823.529% of 104,937
Radeon RX 6600 XT27% better
39,05137% of 104,937

The Radeon RX 6600 XT has 27% better performance than the Radeon RX Vega 64 for the 3DMark 11 Performance GPU benchmark.

The Radeon RX Vega 64 is ranked 72nd with a score of 30,823.5, and the Radeon RX 6600 XT is ranked 41st with a score of 39,051.

Performance per dollar
Radeon RX Vega 64
61.7738% of 161.45
Radeon RX 6600 XT67% better
103.0464% of 161.45

The Radeon RX 6600 XT has 67% better value for the money than the Radeon RX Vega 64 for the 3DMark 11 Performance GPU benchmark.

The Radeon RX Vega 64 is ranked 52nd with a performance per dollar of 61.77, and the Radeon RX 6600 XT is ranked 14th with a performance per dollar of 103.04.

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.

Choose Baseline GPU:Radeon RX Vega 64 or
GPUBenchmark Performance
GeForce RTX 2080 SUPER40,963+33%
GeForce RTX 208040,278+31%
Radeon RX 6600 XT39,051+27%
GeForce RTX 406038,191+24%
Radeon VII37,881+23%
Radeon RX 5600 XT31,310+2%
GeForce RTX 207031,260+1%
Radeon RX Vega 6430,823.5
GeForce RTX 2060 SUPER29,636.5-4%
GeForce GTX 108029,263-5%

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.

Choose Baseline GPU:Radeon RX Vega 64 or

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
BenchmarkRadeon RX Vega 64Radeon RX 6600 XT
3DMark Time Spy Graphics
7,109
9,565
(+34.55%)
3DMark Time Spy Score
7,334
9,971
(+35.96%)
3DMark Cloud Gate Graphics
127,374
156,297
(+22.71%)
3DMark Fire Strike Standard Graphics
22,501
28,342
(+25.96%)
3DMark Night Raid Graphics
88,567
--
3DMark 11 Performance Score
22,898
31,304
(+36.71%)
Cinebench R15 OpenGL 64 Bit
135.3
308
(+127.64%)
PassMark G3D Mark
14,354
16,492
(+14.89%)
PassMark G2D Mark
798
925
(+15.91%)
Benchmarks Source: Notebookcheck

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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
CodenameVega 10Navi 23
ArchitectureGCN 5.0RDNA 2.0
Process Size14 nm7 nm
Transistors12,500 million11,060 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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
Memory Size8 GB8 GB
Memory TypeHBM2GDDR6
Memory Bandwidth483.8 Gb/s256 Gb/s
Memory Clock945 MHz2,000 MHz
Memory Interface2,048 bit128 bit
L1 Cache16 KB128 KB
L2 Cache4 MB2 MB

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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
Slots2 slots2 slots
Bus InterfacePCIe 3.0 x16PCIe 4.0 x8
Thermal Design Power (TDP)295 W160 W
Suggested PSU600 W450 W
Power Connectors2x 8-pin1x 8-pin
OutputsHDMI 2.0b, DisplayPort 1.4aHDMI 2.1, DisplayPort 1.4a

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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
Stream Processors (SP)4,0962,048
Compute Units (CU)6432
Texture Mapping Units (TMU)256128
Render Output Units (ROP)6464
Ray Tracing Cores--32
Core Clock Speed1,247 MHz1,968 MHz
Core Clock Speed (Boost)1,546 MHz2,589 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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
Pixel Fill Rate98.94 GPixel/s165.7 GPixel/s
Texture Fill Rate395.8 GTexel/s331.4 GTexel/s
FP32 Performance12.66 TFLOPS10.6 TFLOPS
FP64 Performance791.6 GFLOPS662.8 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.

SpecRadeon RX Vega 64Radeon RX 6600 XT
DirectX12 (12_1)12 Ultimate (12_2)
OpenCL2.12.1
OpenGL4.64.6
Shader Model6.76.7

Check out these comparisons for similar GPUs:

Looking for alternatives? Check out these similar GPUs:

* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance GPU benchmark and MSRP.