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 545
CORE STATE
GF116
VRAM
1536 MB
CLOCK SPEED
—
TDP
70 W
BUS WIDTH
192 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
GT 545
Core Specs
Shading Units
640
144
-77.5%
Shaders
640
144
-77.5%
TMUs
40
24
-40.0%
ROPs
16
16
0.0%
Compute Units
10
—
SM Count
—
3
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
720 MHz
Shader Clock
—
1440 MHz
Memory Clock
1500 MHz
6 Gbps effective
800 MHz
1600 Mbps effective
Memory
Memory Size
2 GB
1536 MB
VRAM (MB)
2,048
1,536
-25.0%
Memory Type
GDDR5
DDR3
Memory Bus
64 bit
192 bit
Bandwidth
48.00 GB/s
38.40 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
4.320 GPixel/s
Texture Rate
48.72 GTexel/s
17.28 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
414.7 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
34.56 GFLOPS (1:12)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
70 W
TDP (W)
50
70
+40.0%
Suggested PSU
—
250 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi 2.0
GPU Name
Polaris 23
GF116
Generation
Polaris Mobile
(M600)
GeForce 500
Process Size
14 nm
40 nm
Transistors
2,200 million
1,170 million
Die Size
103 mm²
238 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
4.9M / 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
Single-slot
Length
—
145 mm
5.7 inches
Outputs
Portable Device Dependent
1x DVI1x HDMI 1.3a1x VGA
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Launch Price
—
149 USD
Production
End-of-life
End-of-life
Predecessor
Gem System
GeForce 400
Successor
Navi Mobile
GeForce 600