NVIDIA GeForce RTX 4080 16 GB vs AMD Radeon HD 7970
GPU Specs Compare
Graphics Card
Release Date
Sep 2022
Jan 2012
Generation
GeForce 40
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2205 MHz
-
Boost Clock
2505 MHz
-
Memory Clock
1400 MHz
1375 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR6X
GDDR5
Memory Bus
256bit
384bit
Bandwidth
716.8GB/s
264.0GB/s
Render Config
SM Count
76
-
Shading Units
9728
2048
TMUs
304
128
ROPs
112
32
Tensor Cores
304
-
RT Cores
76
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
280.6 GPixel/s
29.60 GPixel/s
Texture Rate
761.5 GTexel/s
118.4 GTexel/s
FP16 (half)
48.74 TFLOPS
-
FP32 (float)
48.74 TFLOPS
3.789 TFLOPS
FP64 (double)
761.5 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
AD103
Tahiti
GPU Variant
AD103-300-A1
Tahiti XT(215-0821060)
Architecture
Ada Lovelace
GCN 1.0
Foundry
TSMC
TSMC
Process Size
4 nm
28 nm
Transistors
45.9 billion
4.313 billion
Die Size
379 mm²
352 mm²
Board Design
TDP
320W
250W
Suggested PSU
700 W
600 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Power Connectors
1x 16-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1 (1.2)
Vulkan
1.3
1.2.170
CUDA
8.9
-
Shader Model
6.6
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
-
2,310
3DMark Time Spy Extreme
-
1,209