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GPU Comparison
AMD Radeon HD 6790 vs AMD Radeon Pro W6400
AMD Radeon HD 6790 vs AMD Radeon Pro W6400
VS
AMD Radeon HD 6790
AMD Radeon Pro W6400
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 4GB VRAM Radeon Pro W6400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6790 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 112.0GB/s)
32 additional rendering cores
AMD Radeon Pro W6400 's Advantages
Released 10 years and 9 months late
Boost Clock2331MHz
More VRAM (4GB vs 1GB)
Lower TDP (50W vs 150W)
Score
Benchmark
FP32 (float)
Radeon HD 6790
1.344 TFLOPS
Radeon Pro W6400
+166%
3.58 TFLOPS
Radeon HD 6790
VS
Radeon Pro W6400
Graphics Card
Apr 2011
Release Date
Jan 2022
Northern Islands
Generation
Radeon Pro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x4
Clock Speeds
-
Base Clock
2331 MHz
-
Boost Clock
2331 MHz
1050 MHz
Memory Clock
1750 MHz
Memory
1024MB
Memory Size
4GB
GDDR5
Memory Type
GDDR6
256bit
Memory Bus
64bit
134.4GB/s
Bandwidth
112.0GB/s
Render Config
-
SM Count
-
10
Compute Units
12
800
Shading Units
768
40
TMUs
48
16
ROPs
32
-
Tensor Cores
-
-
RT Cores
12
8 KB (per CU)
L1 Cache
128 KB per Array
512 KB
L2 Cache
1024 KB
Theoretical Performance
13.44 GPixel/s
Pixel Rate
74.59 GPixel/s
33.60 GTexel/s
Texture Rate
111.9 GTexel/s
-
FP16 (half)
7.161 TFLOPS
1344 GFLOPS
FP32 (float)
3.580 TFLOPS
-
FP64 (double)
223.8 GFLOPS
Graphics Processor
Barts
GPU Name
Navi 24
Barts LE (215-0798002)
GPU Variant
Navi 24 XL-W
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
6 nm
1.7 billion
Transistors
5.4 billion
255 mm²
Die Size
107 mm²
Board Design
150W
TDP
50W
450 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1
Outputs
2x DisplayPort 1.4a
2x 6-pin
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.2
N/A
Vulkan
1.3
-
CUDA
-
5.0
Shader Model
6.6
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