GPU Comparison
RADEON
AMD Radeon RX Vega M GL
CORE STATE
Polaris 22
VRAM
4 GB
CLOCK SPEED
1011 MHz
TDP
65 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2018
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_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX Vega M GL
Quadro K620
Core Specs
Shading Units
1,280
384
-70.0%
Shaders
1,280
384
-70.0%
TMUs
80
24
-70.0%
ROPs
32
16
-50.0%
Compute Units
20
—
Clocks
Base Clock
931 MHz
1058 MHz
Boost Clock
1011 MHz
1124 MHz
Memory Clock
700 MHz
1400 Mbps effective
900 MHz
1800 Mbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
HBM2
DDR3
Memory Bus
1024 bit
128 bit
Bandwidth
179.2 GB/s
28.80 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
1024 KB
2 MB
Performance
Pixel Rate
32.35 GPixel/s
17.98 GPixel/s
Texture Rate
80.88 GTexel/s
26.98 GTexel/s
FP32 (TFLOPS)
2.588 TFLOPS
863.2 GFLOPS
FP64 (TFLOPS)
161.8 GFLOPS (1:16)
26.98 GFLOPS (1:32)
FP16 (TFLOPS)
2.588 TFLOPS (1:1)
—
Power
TDP
65 W
45 W
TDP (W)
65
45
-30.8%
Suggested PSU
—
200 W
Power Connectors
—
None
Architecture
Architecture
GCN 4.0
Maxwell
GPU Name
Polaris 22
GM107
Generation
Vega
(Vega M)
Quadro Kepler
(Kx200)
Process Size
14 nm
28 nm
Transistors
5,000 million
1,870 million
Die Size
208 mm²
148 mm²
Foundry
GlobalFoundries
TSMC
Density
24.0M / mm²
12.6M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
5.0
Shader Model
6.7
6.7 (5.1)
Physical
Slot Width
IGP
Single-slot
Length
—
160 mm
6.3 inches
Height
—
69 mm
2.7 inches
Outputs
Portable Device Dependent
1x DVI1x DisplayPort 1.2
Bus Interface
IGP
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
—
Quadro Fermi
Successor
—
Quadro Maxwell