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 GTX 470M
CORE STATE
GF104
VRAM
1536 MB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
GTX 470M
Core Specs
Shading Units
640
288
-55.0%
Shaders
640
288
-55.0%
TMUs
40
48
+20.0%
ROPs
16
24
+50.0%
Compute Units
10
—
SM Count
—
6
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
535 MHz
Shader Clock
—
1070 MHz
Memory Clock
1500 MHz
6 Gbps effective
750 MHz
3 Gbps effective
Memory
Memory Size
2 GB
1536 MB
VRAM (MB)
2,048
1,536
-25.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
192 bit
Bandwidth
48.00 GB/s
72.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
384 KB
Performance
Pixel Rate
19.49 GPixel/s
6.420 GPixel/s
Texture Rate
48.72 GTexel/s
25.68 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
616.3 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
51.36 GFLOPS (1:12)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
75 W
TDP (W)
50
75
+50.0%
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi
GPU Name
Polaris 23
GF104
Generation
Polaris Mobile
(M600)
GeForce 400M
Process Size
14 nm
40 nm
Transistors
2,200 million
1,950 million
Die Size
103 mm²
332 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
5.9M / 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
IGP
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
GeForce 300M
Successor
Navi Mobile
GeForce 500M