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GPU Comparison
NVIDIA GeForce RTX 4090 D vs AMD Radeon HD 7970
NVIDIA GeForce RTX 4090 D vs AMD Radeon HD 7970
VS
NVIDIA GeForce RTX 4090 D
AMD Radeon HD 7970
We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 D and 3GB VRAM Radeon HD 7970 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 4090 D 's Advantages
Released 12 years late
Boost Clock2520MHz
More VRAM (24GB vs 3GB)
Larger VRAM bandwidth (1008GB/s vs 264.0GB/s)
12544 additional rendering cores
AMD Radeon HD 7970 's Advantages
Lower TDP (250W vs 425W)
Score
Benchmark
FP32 (float)
GeForce RTX 4090 D
+1840%
73.54 TFLOPS
Radeon HD 7970
3.789 TFLOPS
3DMark Time Spy
GeForce RTX 4090 D
+1404%
34288
Radeon HD 7970
2279
GeForce RTX 4090 D
VS
Radeon HD 7970
Graphics Card
Dec 2023
Release Date
Dec 2011
GeForce 40
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
2280 MHz
Base Clock
-
2520 MHz
Boost Clock
-
1313 MHz
Memory Clock
1375 MHz
Memory
24GB
Memory Size
3GB
GDDR6X
Memory Type
GDDR5
384bit
Memory Bus
384bit
1008GB/s
Bandwidth
264.0GB/s
Render Config
114
SM Count
-
-
Compute Units
32
14592
Shading Units
2048
456
TMUs
128
176
ROPs
32
456
Tensor Cores
-
114
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
72 MB
L2 Cache
768 KB
Theoretical Performance
443.5 GPixel/s
Pixel Rate
29.60 GPixel/s
1149 GTexel/s
Texture Rate
118.4 GTexel/s
73.54 TFLOPS
FP16 (half)
-
73.54 TFLOPS
FP32 (float)
3.789 TFLOPS
1149 GFLOPS
FP64 (double)
947.2 GFLOPS
Graphics Processor
AD102
GPU Name
Tahiti
AD102-250-A1
GPU Variant
Tahiti XT (215-0821060)
Ada Lovelace
Architecture
GCN 1.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
76.3 billion
Transistors
4.313 billion
609 mm²
Die Size
352 mm²
Board Design
425W
TDP
250W
800 W
Suggested PSU
600 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
1x 16-pin
Power Connectors
1x 6-pin + 1x 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
8.9
CUDA
-
6.7
Shader Model
5.1
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3
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4
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6
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7
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8
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9
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10
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