GPU Comparison
RADEON
AMD Radeon Pro Duo
CORE STATE
Capsaicin
VRAM
4 GB
CLOCK SPEED
—
TDP
350 W
BUS WIDTH
4096 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
VS
GEFORCE
Quadro K620M
CORE STATE
GM108S
VRAM
2 GB
CLOCK SPEED
1124 MHz
TDP
30 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2015
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
Pro Duo
Quadro K620M
Core Specs
Shading Units
4,096
384
-90.6%
Shaders
4,096
384
-90.6%
TMUs
256
16
-93.8%
ROPs
64
8
-87.5%
Compute Units
64
—
Clocks
Base Clock
—
1029 MHz
Boost Clock
—
1124 MHz
GPU Clock
1000 MHz
—
Memory Clock
500 MHz
1000 Mbps effective
1001 MHz
2 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
HBM
DDR3
Memory Bus
4096 bit
64 bit
Bandwidth
512.0 GB/s
16.02 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
2 MB
1024 KB
Performance
Pixel Rate
64.00 GPixel/s
8.992 GPixel/s
Texture Rate
256.0 GTexel/s
17.98 GTexel/s
FP32 (TFLOPS)
8.192 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
512.0 GFLOPS (1:16)
26.98 GFLOPS (1:32)
FP16 (TFLOPS)
8.192 TFLOPS (1:1)
—
Power
TDP
350 W
30 W
TDP (W)
350
30
-91.4%
Suggested PSU
750 W
—
Power Connectors
3x 8-pin
None
Architecture
Architecture
GCN 3.0
Maxwell
GPU Name
Capsaicin
GM108S
Generation
Radeon Pro GCN
Quadro Kepler-M
(Kx200M)
Process Size
28 nm
28 nm
Transistors
8,900 million
1,020 million
Die Size
596 mm²
77 mm²
Foundry
TSMC
TSMC
Density
14.9M / mm²
13.2M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
5.0
Shader Model
6.5
6.7 (5.1)
Physical
Slot Width
Dual-slot
MXM Module
Length
277 mm
10.9 inches
—
Height
111 mm
4.4 inches
—
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
MXM-A (3.0)
Other
Launch Price
1,499 USD
—
Production
End-of-life
End-of-life
Predecessor
FirePro GCN
Quadro Fermi-M
Successor
Radeon Pro Polaris
Quadro Maxwell-M