GeForce RTX 4080 vs Radeon HD 7970 X2
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4080 and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4080 's Advantages
Released 10 years and 1 months late
Boost Clock2505MHz
More VRAM (16GB vs 3GB)
Larger VRAM bandwidth (716.8GB/s vs 264.0GB/s)
7680 additional rendering cores
Lower TDP (320W vs 500W)
Score
Benchmark
FP32 (float)
GeForce RTX 4080
+1186%
48740
Radeon HD 7970 X2
3789
Graphics Card
Sep 2022
Release Date
Aug 2012
GeForce 40
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2205 MHz
Base Clock
-
2505 MHz
Boost Clock
-
1400 MHz
Memory Clock
1375 MHz
Memory
16GB
Memory Size
3GB
GDDR6X
Memory Type
GDDR5
256bit
Memory Bus
384bit
716.8GB/s
Bandwidth
264.0GB/s
Render Config
-
Compute Units
32
76
SM Count
-
9728
Shading Units
2048
304
TMUs
128
112
ROPs
32
304
Tensor Cores
-
76
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
768 KB
Theoretical Performance
280.6 GPixel/s
Pixel Rate
29.60 GPixel/s
761.5 GTexel/s
Texture Rate
118.4 GTexel/s
48.74 TFLOPS
FP16 (half)
-
48.74 TFLOPS
FP32 (float)
3.789 TFLOPS
761.5 GFLOPS
FP64 (double)
947.2 GFLOPS
Board Design
320W
TDP
500W
700 W
Suggested PSU
900 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
1x 16-pin
Power Connectors
3x 8-pin
Graphics Processor
AD103
GPU Name
New Zealand
AD103-300-A1
GPU Variant
-
Ada Lovelace
Architecture
GCN 1.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
45.9 billion
Transistors
4.313 billion
379 mm²
Die Size
352 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
8.9
CUDA
-
6.7
Shader Model
5.1
