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 320 OEM
CORE STATE
GT215
VRAM
1024 MB
CLOCK SPEED
—
TDP
43 W
BUS WIDTH
128 bit
ARCHITECTURE
Tesla 2.0
PROCESS
40 nm
LAUNCH DATE
2010
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
GT 320 OEM
Core Specs
Shading Units
640
72
-88.8%
Shaders
640
72
-88.8%
TMUs
40
24
-40.0%
ROPs
16
8
-50.0%
Compute Units
10
—
SM Count
—
9
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
540 MHz
Shader Clock
—
1302 MHz
Memory Clock
1500 MHz
6 Gbps effective
790 MHz
1580 Mbps effective
Memory
Memory Size
2 GB
1024 MB
VRAM (MB)
2,048
1,024
-50.0%
Memory Type
GDDR5
GDDR3
Memory Bus
64 bit
128 bit
Bandwidth
48.00 GB/s
25.28 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
64 KB
Performance
Pixel Rate
19.49 GPixel/s
4.320 GPixel/s
Texture Rate
48.72 GTexel/s
12.96 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
187.5 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
—
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
43 W
TDP (W)
50
43
-14.0%
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Tesla 2.0
GPU Name
Polaris 23
GT215
Generation
Polaris Mobile
(M600)
GeForce 300
Process Size
14 nm
40 nm
Transistors
2,200 million
727 million
Die Size
103 mm²
144 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
5.0M / mm²
API Support
DirectX
12 (12_0)
11.1 (10_1)
OpenGL
4.6
3.3
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
1.2
Shader Model
6.7
4.1
Physical
Slot Width
IGP
Single-slot
Length
—
175 mm
6.9 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI1x VGA
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
GeForce 200
Successor
Navi Mobile
GeForce 400