AMD Radeon HD 6970 X2 vs NVIDIA Rubin GPU
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jan 2026
Generation
Northern Islands
Server Rubin
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 6.0 x16
Clock Speeds
Memory Clock
1375 MHz
2695 MHz
Base Clock
-
700 MHz
Boost Clock
-
2267 MHz
Memory
Memory Size
2GB
288GB
Memory Type
GDDR5
HBM4
Memory Bus
256bit
16384bit
Bandwidth
176.0GB/s
22.1TB/s
Render Config
Compute Units
24
-
Shading Units
1536
28672
TMUs
96
896
ROPs
32
24
L1 Cache
8 KB (per CU)
256 KB (per SM)
L2 Cache
512 KB
128 MB
SM Count
-
224
Tensor Cores
-
896
Theoretical Performance
Pixel Rate
28.16 GPixel/s
54.41 GPixel/s
Texture Rate
84.48 GTexel/s
2031.2 GTexel/s
FP32 (float)
2.703 TFLOPS
130.0 TFLOPS
FP16 (half)
-
260.0 TFLOPS
FP64 (double)
-
32.50 TFLOPS
Graphics Processor
GPU Name
Antilles
GR100
GPU Variant
Antilles XT(215-0807027)
-
Architecture
TeraScale 3
Rubin
Foundry
TSMC
TSMC
Process Size
40 nm
3 nm
Transistors
2.64 billion
336 billion
Die Size
389 mm²
1456 mm²
Board Design
TDP
375W
2300W
Suggested PSU
750 W
2700 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
3x 8-pin
-
Graphics Features
DirectX
11.2 (11_0)
N/A
OpenGL
4.4
N/A
OpenCL
1.2
3.0
Vulkan
N/A
N/A
Shader Model
5.0
N/A
CUDA
-
10.7