GPU Comparison
RADEON
AMD Radeon RX 640 Mobile
CORE STATE
Polaris 23
VRAM
2 GB
CLOCK SPEED
1218 MHz
TDP
50 W
BUS WIDTH
64 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2019
VS
GEFORCE
GeForce MX250
CORE STATE
GP108B
VRAM
2 GB
CLOCK SPEED
1038 MHz
TDP
10 W
BUS WIDTH
64 bit
ARCHITECTURE
Pascal
PROCESS
14 nm
LAUNCH DATE
2019
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
MX250
Core Specs
Shading Units
640
384
-40.0%
Shaders
640
384
-40.0%
TMUs
40
24
-40.0%
ROPs
16
16
0.0%
Compute Units
10
—
SM Count
—
3
Clocks
Base Clock
1082 MHz
937 MHz
Boost Clock
1218 MHz
1038 MHz
Memory Clock
1500 MHz
6 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
64 bit
Bandwidth
48.00 GB/s
48.06 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
512 KB
Performance
Pixel Rate
19.49 GPixel/s
16.61 GPixel/s
Texture Rate
48.72 GTexel/s
24.91 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
797.2 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
24.91 GFLOPS (1:32)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
12.46 GFLOPS (1:64)
Power
TDP
50 W
10 W
TDP (W)
50
10
-80.0%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Polaris 23
GP108B
Generation
Polaris Mobile
(M600)
GeForce MX
(2xx)
Process Size
14 nm
14 nm
Transistors
2,200 million
1,800 million
Die Size
103 mm²
74 mm²
Foundry
GlobalFoundries
Samsung
Density
21.4M / mm²
24.3M / mm²
API Support
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
6.1
Shader Model
6.7
6.8
Physical
Slot Width
IGP
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x4
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
—
Successor
Navi Mobile
—