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 GT 120 Mac Edition
CORE STATE
G96C
VRAM
512 MB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
Tesla
PROCESS
55 nm
LAUNCH DATE
2009
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
GT 120 Mac Edition
Core Specs
Shading Units
640
32
-95.0%
Shaders
640
32
-95.0%
TMUs
40
16
-60.0%
ROPs
16
8
-50.0%
Compute Units
10
—
SM Count
—
4
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
550 MHz
Shader Clock
—
1400 MHz
Memory Clock
1500 MHz
6 Gbps effective
800 MHz
1600 Mbps effective
Memory
Memory Size
2 GB
512 MB
VRAM (MB)
2,048
512
-75.0%
Memory Type
GDDR5
GDDR3
Memory Bus
64 bit
128 bit
Bandwidth
48.00 GB/s
25.60 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
32 KB
Performance
Pixel Rate
19.49 GPixel/s
4.400 GPixel/s
Texture Rate
48.72 GTexel/s
8.800 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
89.60 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
—
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
50 W
TDP (W)
50
50
0.0%
Suggested PSU
—
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Tesla
GPU Name
Polaris 23
G96C
Generation
Polaris Mobile
(M600)
GeForce 100
Process Size
14 nm
55 nm
Transistors
2,200 million
314 million
Die Size
103 mm²
121 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
2.6M / mm²
API Support
DirectX
12 (12_0)
11.1 (10_0)
OpenGL
4.6
3.3
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
1.1
Shader Model
6.7
4.0
Physical
Slot Width
IGP
Single-slot
Length
—
145 mm
5.7 inches
Outputs
Portable Device Dependent
1x DVI1x mini-DisplayPort
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
GeForce 9
Successor
Navi Mobile
GeForce 200