GPU Comparison
GEFORCE
NVIDIA GRID K2
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
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
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
GRID K2
Quadro K620
Core Specs
Shading Units
1,536
384
-75.0%
Shaders
1,536
384
-75.0%
TMUs
128
24
-81.3%
ROPs
32
16
-50.0%
Clocks
Base Clock
—
1058 MHz
Boost Clock
—
1124 MHz
GPU Clock
745 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
DDR3
Memory Bus
256 bit
128 bit
Bandwidth
160.0 GB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per SMX)
64 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
23.84 GPixel/s
17.98 GPixel/s
Texture Rate
95.36 GTexel/s
26.98 GTexel/s
FP32 (TFLOPS)
2.289 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
95.36 GFLOPS (1:24)
26.98 GFLOPS (1:32)
Power
TDP
225 W
45 W
TDP (W)
225
45
-80.0%
Suggested PSU
550 W
200 W
Power Connectors
1x 6-pin + 1x 8-pin
None
Architecture
Architecture
Kepler
Maxwell
GPU Name
GK104
GM107
Generation
GRID
(K2)
Quadro Kepler
(Kx200)
Process Size
28 nm
28 nm
Transistors
3,540 million
1,870 million
Die Size
294 mm²
148 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
12.6M / mm²
API Support
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
5.0
Shader Model
6.5 (5.1)
6.7 (5.1)
Physical
Slot Width
Dual-slot
Single-slot
Length
267 mm
10.5 inches
160 mm
6.3 inches
Height
—
69 mm
2.7 inches
Outputs
No outputs
1x DVI1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Other
Launch Price
5,199 USD
—
Production
End-of-life
End-of-life
Predecessor
—
Quadro Fermi
Successor
—
Quadro Maxwell