NVIDIA GeForce RTX 4070 AD103 vs AMD Radeon HD 7990
GPU · Specs Compare
Graphics Card
Release Date
Mar 2024
Apr 2013
Generation
GeForce 40
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1920 MHz
950 MHz
Boost Clock
2475 MHz
1000 MHz
Memory Clock
1313 MHz
1500 MHz
Memory
Memory Size
12GB
3GB
Memory Type
GDDR6X
GDDR5
Memory Bus
192bit
384bit
Bandwidth
504.2GB/s
288.0GB/s
Render Config
SM Count
46
—
Shading Units
5888
2048
TMUs
184
128
ROPs
64
32
Tensor Cores
184
—
RT Cores
46
—
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
36 MB
768 KB
Compute Units
—
32
Theoretical Performance
Pixel Rate
158.4 GPixel/s
32.00 GPixel/s
Texture Rate
455.4 GTexel/s
128.0 GTexel/s
FP16 (half)
29.15 TFLOPS
—
FP32 (float)
29.15 TFLOPS
4.096 TFLOPS
FP64 (double)
455.4 GFLOPS
1024 GFLOPS
Graphics Processor
GPU Name
AD103
Malta
GPU Variant
AD103-175-K1-A1
Malta XT(215-0849026)
Architecture
Ada Lovelace
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.9 billion
4.313 billion
Die Size
379 mm²
365 mm²
Board Design
TDP
200W
375W
Suggested PSU
550 W
750 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI4x mini-DisplayPort 1.2
Power Connectors
1x 16-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
1.2
Vulkan
1.3
1.2
CUDA
8.9
—
Shader Model
6.7
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.