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 750 GM206
CORE STATE
GM206
VRAM
2 GB
CLOCK SPEED
1239 MHz
TDP
60 W
BUS WIDTH
128 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2015
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
GTX 750 GM206
Core Specs
Shading Units
640
512
-20.0%
Shaders
640
512
-20.0%
TMUs
40
32
-20.0%
ROPs
16
32
+100.0%
Compute Units
10
—
Clocks
Base Clock
1082 MHz
1087 MHz
Boost Clock
1218 MHz
1239 MHz
Memory Clock
1500 MHz
6 Gbps effective
1253 MHz
5 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
128 bit
Bandwidth
48.00 GB/s
80.19 GB/s
Cache
L1 Cache
16 KB (per CU)
48 KB (per SMM)
L2 Cache
512 KB
1024 KB
Performance
Pixel Rate
19.49 GPixel/s
39.65 GPixel/s
Texture Rate
48.72 GTexel/s
39.65 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
1,268.7 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
39.65 GFLOPS (1:32)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
60 W
TDP (W)
50
60
+20.0%
Suggested PSU
—
250 W
Power Connectors
None
—
Architecture
Architecture
GCN 4.0
Maxwell 2.0
GPU Name
Polaris 23
GM206
Generation
Polaris Mobile
(M600)
GeForce 700
Process Size
14 nm
28 nm
Transistors
2,200 million
2,940 million
Die Size
103 mm²
228 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
12.9M / 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
—
5.2
Shader Model
6.7
6.8
Physical
Slot Width
IGP
Dual-slot
Outputs
Portable Device Dependent
2x DVI1x mini-HDMI 2.0
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
GeForce 600
Successor
Navi Mobile
GeForce 900