AMD Radeon PRO W7900 vs AMD Radeon HD 6870
GPU Specs Compare
Graphics Card
Release Date
May 2023
Oct 2010
Generation
Radeon Pro Navi
Northern Islands
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
1760 MHz
-
Boost Clock
2495 MHz
-
Memory Clock
2250 MHz
1050 MHz
Memory
Memory Size
48GB
1024MB
Memory Type
GDDR6
GDDR5
Memory Bus
384bit
256bit
Bandwidth
864.0GB/s
134.4GB/s
Render Config
Compute Units
96
14
Shading Units
6144
1120
TMUs
384
56
ROPs
192
32
RT Cores
96
-
L1 Cache
256 KB per Array
8 KB (per CU)
L2 Cache
6 MB
512 KB
L3 Cache
96 MB
-
Theoretical Performance
Pixel Rate
479.0 GPixel/s
28.80 GPixel/s
Texture Rate
958.1 GTexel/s
50.40 GTexel/s
FP16 (half)
122.6 TFLOPS
-
FP32 (float)
61.32 TFLOPS
2.016 TFLOPS
FP64 (double)
1.916 TFLOPS
-
Graphics Processor
GPU Name
Navi 31
Barts
GPU Variant
Navi 31 XTW
Barts XT(215-0798000)
Architecture
RDNA 3.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
5 nm
40 nm
Transistors
57.7 billion
1.7 billion
Die Size
529 mm²
255 mm²
Board Design
TDP
295W
151W
Suggested PSU
600 W
450 W
Outputs
3x DisplayPort 2.11x mini-DisplayPort 2.1
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
2x 8-pin
2x 6-pin
Graphics Features
DirectX
12 Ultimate (12_2)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
2.0
1.2
Vulkan
1.4
N/A
Shader Model
6.9
5.0