AMD Radeon HD 7990 vs NVIDIA L40G
GPU · Specs Compare
Graphics Card
Release Date
Apr 2013
Oct 2022
Generation
Southern Islands
Tesla Ada
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
950 MHz
1005 MHz
Boost Clock
1000 MHz
2475 MHz
Memory Clock
1500 MHz
2250 MHz
Memory
Memory Size
3GB
24GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
384bit
Bandwidth
288.0GB/s
864.0GB/s
Render Config
Compute Units
32
—
Shading Units
2048
18176
TMUs
128
568
ROPs
32
192
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
768 KB
48 MB
SM Count
—
142
Tensor Cores
—
568
RT Cores
—
142
Theoretical Performance
Pixel Rate
32.00 GPixel/s
475.2 GPixel/s
Texture Rate
128.0 GTexel/s
1406 GTexel/s
FP32 (float)
4.096 TFLOPS
89.97 TFLOPS
FP64 (double)
1024 GFLOPS
1406 GFLOPS
FP16 (half)
—
89.97 TFLOPS
Graphics Processor
GPU Name
Malta
AD102
GPU Variant
Malta XT(215-0849026)
AD102-???-A1
Architecture
GCN 1.0
Ada Lovelace
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
4.313 billion
76.3 billion
Die Size
365 mm²
608 mm²
Board Design
TDP
375W
300W
Suggested PSU
750 W
700 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 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
1.3
Shader Model
5.1
6.6
CUDA
—
8.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.