NVIDIA Tesla K20c vs AMD Radeon RX 9070 GRE
GPU Specs Compare
Graphics Card
Release Date
Nov 2012
May 2025
Generation
Tesla
Navi IV
Type
Professional
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 5.0 x16
Clock Speeds
Memory Clock
1300 MHz
2250 MHz
Base Clock
-
1420 MHz
Boost Clock
-
2790 MHz
Memory
Memory Size
5GB
12GB
Memory Type
GDDR5
GDDR6
Memory Bus
320bit
192bit
Bandwidth
208.0GB/s
432.0GB/s
Render Config
Shading Units
2496
3072
TMUs
208
192
ROPs
40
96
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1280 KB
8 MB
Compute Units
-
48
SM Count
-
46
Tensor Cores
-
96
RT Cores
-
48
L3 Cache
-
48 MB
Theoretical Performance
Pixel Rate
36.71 GPixel/s
267.8 GPixel/s
Texture Rate
146.8 GTexel/s
535.7 GTexel/s
FP32 (float)
3.524 TFLOPS
34.28 TFLOPS
FP64 (double)
1175 GFLOPS
1071.4 GFLOPS
FP16 (half)
-
68.57 TFLOPS
Graphics Processor
GPU Name
GK110
Navi 48
GPU Variant
GK110-885-KA-A1
Navi 48 XL
Architecture
Kepler
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
7.08 billion
53.9 billion
Die Size
561 mm²
357 mm²
Board Design
TDP
225W
220W
Suggested PSU
550 W
550 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (11_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.1
1.3
CUDA
3.5
12.0
Shader Model
5.1
6.8
📊 Benchmark
OctaneBench
55
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