GPU Comparison
GEFORCE
NVIDIA Quadro K620
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
45 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2014
VS
GEFORCE
Tesla C2075
CORE STATE
GF110
VRAM
6 GB
CLOCK SPEED
—
TDP
247 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
Quadro K620
Tesla C2075
Core Specs
Shading Units
384
448
+16.7%
Shaders
384
448
+16.7%
TMUs
24
56
+133.3%
ROPs
16
48
+200.0%
SM Count
—
14
Clocks
Base Clock
1058 MHz
—
Boost Clock
1124 MHz
—
GPU Clock
—
574 MHz
Shader Clock
—
1147 MHz
Memory Clock
900 MHz
1800 Mbps effective
783 MHz
3.1 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
DDR3
GDDR5
Memory Bus
128 bit
384 bit
Bandwidth
28.80 GB/s
150.3 GB/s
Cache
L1 Cache
64 KB (per SMM)
64 KB (per SM)
L2 Cache
2 MB
768 KB
Performance
Pixel Rate
17.98 GPixel/s
16.07 GPixel/s
Texture Rate
26.98 GTexel/s
32.14 GTexel/s
FP32 (TFLOPS)
863.2 GFLOPS
1,027.7 GFLOPS
FP64 (TFLOPS)
26.98 GFLOPS (1:32)
513.9 GFLOPS (1:2)
Power
TDP
45 W
247 W
TDP (W)
45
247
+448.9%
Suggested PSU
200 W
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
Maxwell
Fermi 2.0
GPU Name
GM107
GF110
Generation
Quadro Kepler
(Kx200)
Tesla Fermi
(x20xx)
Process Size
28 nm
40 nm
Transistors
1,870 million
3,000 million
Die Size
148 mm²
520 mm²
Foundry
TSMC
TSMC
Density
12.6M / mm²
5.8M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.4
—
OpenCL
3.0
1.1
CUDA
5.0
2.0
Shader Model
6.7 (5.1)
5.1
Physical
Slot Width
Single-slot
Dual-slot
Length
160 mm
6.3 inches
248 mm
9.8 inches
Height
69 mm
2.7 inches
—
Outputs
1x DVI1x DisplayPort 1.2
1x DVI
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Quadro Fermi
Tesla
Successor
Quadro Maxwell
Tesla Kepler