AMD Radeon HD 7970 X2 vs NVIDIA L20
GPU Specs Compare
Graphics Card
Release Date
Aug 2012
Nov 2023
Generation
Southern Islands
Server Ada
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Memory Clock
1375 MHz
2250 MHz
Base Clock
-
1440 MHz
Boost Clock
-
2520 MHz
Memory
Memory Size
3GB
48GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
384bit
Bandwidth
264.0GB/s
864.0GB/s
Render Config
Compute Units
32
-
Shading Units
2048
11776
TMUs
128
368
ROPs
32
128
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
96 MB
SM Count
-
92
Tensor Cores
-
368
RT Cores
-
92
Theoretical Performance
Pixel Rate
29.60 GPixel/s
322.6 GPixel/s
Texture Rate
118.4 GTexel/s
927.4 GTexel/s
FP32 (float)
3.789 TFLOPS
59.35 TFLOPS
FP64 (double)
947.2 GFLOPS
927.4 GFLOPS
FP16 (half)
-
59.35 TFLOPS
Graphics Processor
GPU Name
New Zealand
AD102
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
4.313 billion
76.3 billion
Die Size
352 mm²
609 mm²
GPU Variant
-
AD102
Board Design
TDP
500W
275W
Suggested PSU
900 W
600 W
Outputs
2x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
4x DisplayPort 1.4a
Power Connectors
3x 8-pin
1x 16-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.4
Shader Model
5.1
6.9
CUDA
-
8.9