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
P106-090
CORE STATE
GP106
VRAM
3 GB
CLOCK SPEED
1531 MHz
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Pascal
PROCESS
16 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
3dmark_3dmark_steel_nomad_dx12
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
P106-090
Core Specs
Shading Units
640
768
+20.0%
Shaders
640
768
+20.0%
TMUs
40
48
+20.0%
ROPs
16
48
+200.0%
Compute Units
10
—
SM Count
—
6
Clocks
Base Clock
1082 MHz
1354 MHz
Boost Clock
1218 MHz
1531 MHz
Memory Clock
1500 MHz
6 Gbps effective
2002 MHz
8 Gbps effective
Memory
Memory Size
2 GB
3 GB
VRAM (MB)
2,048
3,072
+50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
192 bit
Bandwidth
48.00 GB/s
192.2 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SM)
L2 Cache
512 KB
1536 KB
Performance
Pixel Rate
19.49 GPixel/s
73.49 GPixel/s
Texture Rate
48.72 GTexel/s
73.49 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
2.352 TFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
73.49 GFLOPS (1:32)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
36.74 GFLOPS (1:64)
Power
TDP
50 W
75 W
TDP (W)
50
75
+50.0%
Suggested PSU
—
250 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 4.0
Pascal
GPU Name
Polaris 23
GP106
Generation
Polaris Mobile
(M600)
Mining GPUs
Process Size
14 nm
16 nm
Transistors
2,200 million
4,400 million
Die Size
103 mm²
200 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
22.0M / 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
Dual-slot
Length
—
250 mm
9.8 inches
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 1.0 x1
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
—
Successor
Navi Mobile
—