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 K40m
CORE STATE
GK110B
VRAM
12 GB
CLOCK SPEED
876 MHz
TDP
245 W
BUS WIDTH
384 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Quadro P400
Tesla K40m
Core Specs
Shading Units
256
2,880
+1025.0%
Shaders
256
2,880
+1025.0%
TMUs
16
240
+1400.0%
ROPs
16
48
+200.0%
SM Count
2
—
Clocks
Base Clock
1228 MHz
745 MHz
Boost Clock
1252 MHz
876 MHz
Memory Clock
1002 MHz
4 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
12 GB
VRAM (MB)
2,048
12,288
+500.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
32.06 GB/s
288.4 GB/s
Cache
L1 Cache
48 KB (per SM)
16 KB (per SMX)
L2 Cache
512 KB
1536 KB
Performance
Pixel Rate
20.03 GPixel/s
52.56 GPixel/s
Texture Rate
20.03 GTexel/s
210.2 GTexel/s
FP32 (TFLOPS)
641.0 GFLOPS
5.046 TFLOPS
FP64 (TFLOPS)
20.03 GFLOPS (1:32)
1.682 TFLOPS (1:3)
FP16 (TFLOPS)
10.02 GFLOPS (1:64)
—
Power
TDP
30 W
245 W
TDP (W)
30
245
+716.7%
Suggested PSU
200 W
550 W
Power Connectors
None
—
Architecture
Architecture
Pascal
Kepler
GPU Name
GP107
GK110B
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_1)
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 3.0 x16
Other
Launch Price
—
7,699 USD
Production
End-of-life
End-of-life
Predecessor
Quadro Maxwell
Tesla Fermi
Successor
Quadro Volta
Tesla Maxwell