GPU Comparison
GEFORCE
NVIDIA CMP 40HX
CORE STATE
TU106
VRAM
8 GB
CLOCK SPEED
1650 MHz
TDP
185 W
BUS WIDTH
256 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2021
VS
GEFORCE
Tesla K20m
CORE STATE
GK110
VRAM
5 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
320 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
CMP 40HX
Tesla K20m
Core Specs
Shading Units
2,304
2,496
+8.3%
Shaders
2,304
2,496
+8.3%
TMUs
144
208
+44.4%
ROPs
64
40
-37.5%
SM Count
36
—
Clocks
Base Clock
1470 MHz
—
Boost Clock
1650 MHz
—
GPU Clock
—
706 MHz
Memory Clock
1750 MHz
14 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
8 GB
5 GB
VRAM (MB)
8,192
5,120
-37.5%
Memory Type
GDDR6
GDDR5
Memory Bus
256 bit
320 bit
Bandwidth
448.0 GB/s
208.0 GB/s
Cache
L1 Cache
64 KB (per SM)
16 KB (per SMX)
L2 Cache
4 MB
1280 KB
Performance
Pixel Rate
105.6 GPixel/s
36.71 GPixel/s
Texture Rate
237.6 GTexel/s
146.8 GTexel/s
FP32 (TFLOPS)
7.603 TFLOPS
3.524 TFLOPS
FP64 (TFLOPS)
237.6 GFLOPS (1:32)
1,174.8 GFLOPS (1:3)
FP16 (TFLOPS)
15.21 TFLOPS (2:1)
—
AI/RT
RT Cores
36
—
Tensor Cores
288
—
Power
TDP
185 W
225 W
TDP (W)
185
225
+21.6%
Suggested PSU
450 W
550 W
Power Connectors
1x 8-pin
1x 6-pin + 1x 8-pin
Architecture
Architecture
Turing
Kepler
GPU Name
TU106
GK110
Generation
Mining GPUs
Tesla Kepler
(Kxx)
Process Size
12 nm
28 nm
Transistors
10,800 million
7,080 million
Die Size
445 mm²
561 mm²
Foundry
TSMC
TSMC
Density
24.3M / mm²
12.6M / mm²
API Support
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
7.5
3.5
Shader Model
6.8
6.5 (5.1)
Physical
Slot Width
Dual-slot
Dual-slot
Length
229 mm
9 inches
267 mm
10.5 inches
Height
111 mm
4.4 inches
—
Outputs
No outputs
No outputs
Bus Interface
PCIe 1.0 x4
PCIe 2.0 x16
Other
Launch Price
699 USD
3,199 USD
Production
End-of-life
End-of-life
Predecessor
—
Tesla Fermi
Successor
—
Tesla Maxwell