GPU Comparison
GEFORCE
NVIDIA Quadro P400
CORE STATE
GP107
VRAM
2 GB
CLOCK SPEED
1252 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2017
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
Quadro P400
Tesla K20m
Core Specs
Shading Units
256
2,496
+875.0%
Shaders
256
2,496
+875.0%
TMUs
16
208
+1200.0%
ROPs
16
40
+150.0%
SM Count
2
—
Clocks
Base Clock
1228 MHz
—
Boost Clock
1252 MHz
—
GPU Clock
—
706 MHz
Memory Clock
1002 MHz
4 Gbps effective
1300 MHz
5.2 Gbps effective
Memory
Memory Size
2 GB
5 GB
VRAM (MB)
2,048
5,120
+150.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
320 bit
Bandwidth
32.06 GB/s
208.0 GB/s
Cache
L1 Cache
48 KB (per SM)
16 KB (per SMX)
L2 Cache
512 KB
1280 KB
Performance
Pixel Rate
20.03 GPixel/s
36.71 GPixel/s
Texture Rate
20.03 GTexel/s
146.8 GTexel/s
FP32 (TFLOPS)
641.0 GFLOPS
3.524 TFLOPS
FP64 (TFLOPS)
20.03 GFLOPS (1:32)
1,174.8 GFLOPS (1:3)
FP16 (TFLOPS)
10.02 GFLOPS (1:64)
—
Power
TDP
30 W
225 W
TDP (W)
30
225
+650.0%
Suggested PSU
200 W
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
Pascal
Kepler
GPU Name
GP107
GK110
Generation
Quadro Pascal
(Px000)
Tesla Kepler
(Kxx)
Process Size
14 nm
28 nm
Transistors
3,300 million
7,080 million
Die Size
132 mm²
561 mm²
Foundry
Samsung
TSMC
Density
25.0M / mm²
12.6M / mm²
API Support
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
1.2.175
OpenCL
3.0
3.0
CUDA
6.1
3.5
Shader Model
6.8
6.5 (5.1)
Physical
Slot Width
Single-slot
Dual-slot
Length
150 mm
5.9 inches
267 mm
10.5 inches
Height
69 mm
2.7 inches
—
Outputs
3x mini-DisplayPort 1.4a
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
—
3,199 USD
Production
End-of-life
End-of-life
Predecessor
Quadro Maxwell
Tesla Fermi
Successor
Quadro Volta
Tesla Maxwell