GPU Comparison

AMD
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
nm
PROCESS 14 nm
LAUNCH DATE 2020
VS
NVIDIA
GEFORCE

GeForce GT 520MX

CORE STATE GF119
VRAM 1024 MB
CLOCK SPEED
TDP 20 W
BUS WIDTH 64 bit
ARCHITECTURE Fermi 2.0
nm
PROCESS 40 nm
LAUNCH DATE 2011

PERFORMANCE BENCHMARKS

geekbench_opencl
N/A
1,470

DETAILED SPECIFICATIONS

SPECIFICATION
RX 640 OEM
GT 520MX
Core Specs
Shading Units
640
48 -92.5%
Shaders
640
48 -92.5%
TMUs
40
8 -80.0%
ROPs
16
4 -75.0%
Compute Units
10
SM Count
1
Clocks
GPU Clock
1295 MHz
900 MHz
Shader Clock
1800 MHz
Memory Clock
1500 MHz 6 Gbps effective
900 MHz 1800 Mbps effective
Memory
Memory Size
4 GB
1024 MB
VRAM (MB)
4,096
1,024 -75.0%
Memory Type
GDDR5
DDR3
Memory Bus
128 bit
64 bit
Bandwidth
96.00 GB/s
14.40 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
128 KB
Performance
Pixel Rate
20.72 GPixel/s
1.800 GPixel/s
Texture Rate
51.80 GTexel/s
7.200 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
172.8 GFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
14.40 GFLOPS (1:12)
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
Power
TDP
50 W
20 W
TDP (W)
50
20 -60.0%
Suggested PSU
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi 2.0
GPU Name
Polaris 23
GF119
Generation
Polaris (RX 600)
GeForce 500M
Process Size
14 nm
40 nm
Transistors
2,200 million
292 million
Die Size
103 mm²
79 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
3.7M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
OpenCL
2.1
1.1
CUDA
2.1
Shader Model
6.7
5.1
Physical
Slot Width
Single-slot
IGP
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 400M
Successor
Vega
GeForce 600M
View Radeon RX 640 OEM Details View GeForce GT 520MX Details