NVIDIA GeForce RTX 5080 vs AMD Radeon HD 7970
GPU Specs Compare
Graphics Card
Release Date
Jan 2025
Jan 2012
Generation
GeForce 50
Southern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2295 MHz
-
Boost Clock
2617 MHz
-
Memory Clock
1875 MHz
1375 MHz
Memory
Memory Size
16GB
3GB
Memory Type
GDDR7
GDDR5
Memory Bus
256bit
384bit
Bandwidth
960.0GB/s
264.0GB/s
Render Config
SM Count
84
-
Shading Units
10752
2048
TMUs
336
128
ROPs
112
32
Tensor Cores
336
-
RT Cores
84
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
64 MB
768 KB
Compute Units
-
32
Theoretical Performance
Pixel Rate
293.1 GPixel/s
29.60 GPixel/s
Texture Rate
879.3 GTexel/s
118.4 GTexel/s
FP16 (half)
56.28 TFLOPS
-
FP32 (float)
56.28 TFLOPS
3.789 TFLOPS
FP64 (double)
879.3 GFLOPS
947.2 GFLOPS
Graphics Processor
GPU Name
GB203
Tahiti
GPU Variant
GB203-400-A1
Tahiti XT(215-0821060)
Architecture
Blackwell 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
5 nm
28 nm
Transistors
45.6 billion
4.313 billion
Die Size
378 mm²
352 mm²
Board Design
TDP
360W
250W
Suggested PSU
750 W
600 W
Outputs
1x HDMI 2.1b3x DisplayPort 2.1b
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
1.4
1.2.170
CUDA
12.0
-
Shader Model
6.8
6.5 (5.1)
📊 Benchmark
3DMark Time Spy
33,116
2,310
3DMark Time Spy Extreme
16,627
1,209
3DMark Speed Way
9,296
-