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GPU Comparison
NVIDIA GeForce RTX 3080 Ti 20 GB vs AMD Radeon HD 7970 X2
NVIDIA GeForce RTX 3080 Ti 20 GB vs AMD Radeon HD 7970 X2
VS
NVIDIA GeForce RTX 3080 Ti 20 GB
AMD Radeon HD 7970 X2
We compared two Desktop platform GPUs: 20GB VRAM GeForce RTX 3080 Ti 20 GB and 3GB VRAM Radeon HD 7970 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages
Released 9 years and 5 months late
Boost Clock1665MHz
More VRAM (20GB vs 3GB)
Larger VRAM bandwidth (760.3GB/s vs 264.0GB/s)
8192 additional rendering cores
Lower TDP (350W vs 500W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080 Ti 20 GB
+799%
34.1 TFLOPS
Radeon HD 7970 X2
3.789 TFLOPS
GeForce RTX 3080 Ti 20 GB
VS
Radeon HD 7970 X2
Graphics Card
Jan 2022
Release Date
Aug 2012
GeForce 30
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1335 MHz
Base Clock
-
1665 MHz
Boost Clock
-
1188 MHz
Memory Clock
1375 MHz
Memory
20GB
Memory Size
3GB
GDDR6X
Memory Type
GDDR5
320bit
Memory Bus
384bit
760.3GB/s
Bandwidth
264.0GB/s
Render Config
80
SM Count
-
-
Compute Units
32
10240
Shading Units
2048
320
TMUs
128
112
ROPs
32
320
Tensor Cores
-
80
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
6 MB
L2 Cache
768 KB
Theoretical Performance
186.5 GPixel/s
Pixel Rate
29.60 GPixel/s
532.8 GTexel/s
Texture Rate
118.4 GTexel/s
34.10 TFLOPS
FP16 (half)
-
34.10 TFLOPS
FP32 (float)
3.789 TFLOPS
532.8 GFLOPS
FP64 (double)
947.2 GFLOPS
Graphics Processor
GA102
GPU Name
New Zealand
GA102-225-A1
GPU Variant
-
Ampere
Architecture
GCN 1.0
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
28.3 billion
Transistors
4.313 billion
628 mm²
Die Size
352 mm²
Board Design
350W
TDP
500W
750 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 12-pin
Power Connectors
3x 8-pin
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
8.6
CUDA
-
6.6
Shader Model
5.1
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