GPU Comparison
RADEON
AMD Radeon RX 640 OEM
CORE STATE
Polaris 23
VRAM
4 GB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2020
VS
GEFORCE
Quadro M520 Mobile
CORE STATE
GM108
VRAM
2 GB
CLOCK SPEED
1176 MHz
TDP
25 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2017
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
Quadro M520 Mobile
Core Specs
Shading Units
640
384
-40.0%
Shaders
640
384
-40.0%
TMUs
40
16
-60.0%
ROPs
16
8
-50.0%
Compute Units
10
—
Clocks
Base Clock
—
965 MHz
Boost Clock
—
1176 MHz
GPU Clock
1295 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
64 bit
Bandwidth
96.00 GB/s
40.10 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
20.72 GPixel/s
9.408 GPixel/s
Texture Rate
51.80 GTexel/s
18.82 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
903.2 GFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
28.22 GFLOPS (1:32)
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
—
Power
TDP
50 W
25 W
TDP (W)
50
25
-50.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Maxwell
GPU Name
Polaris 23
GM108
Generation
Polaris
(RX 600)
Quadro Maxwell-M
(Mx200)
Process Size
14 nm
28 nm
Transistors
2,200 million
1,020 million
Die Size
103 mm²
77 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
13.2M / 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
Single-slot
MXM Module
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-A (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
Quadro Kepler-M
Successor
Vega
Quadro Pascal-M