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
Quadro4 900 XGL
CORE STATE
NV25
VRAM
128 MB
CLOCK SPEED
—
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
Kelvin
PROCESS
150 nm
LAUNCH DATE
2002
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
Quadro4 900 XGL
Core Specs
Shading Units
640
—
Shaders
640
—
TMUs
40
8
-80.0%
ROPs
16
8
-50.0%
Compute Units
10
—
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
300 MHz
Memory Clock
1500 MHz
6 Gbps effective
325 MHz
650 Mbps effective
Memory
Memory Size
2 GB
128 MB
VRAM (MB)
2,048
128
-93.8%
Memory Type
GDDR5
DDR
Memory Bus
64 bit
128 bit
Bandwidth
48.00 GB/s
10.40 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
—
Performance
Pixel Rate
19.49 GPixel/s
2.400 GPixel/s
Texture Rate
48.72 GTexel/s
2.400 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
—
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
—
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
—
TDP (W)
50
—
Suggested PSU
—
200 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Kelvin
GPU Name
Polaris 23
NV25
Generation
Polaris Mobile
(M600)
Quadro4 Celcius
(x00)
Process Size
14 nm
150 nm
Transistors
2,200 million
63 million
Die Size
103 mm²
142 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
443.7K / mm²
API Support
DirectX
12 (12_0)
8.1
OpenGL
4.6
1.5
Vulkan
1.3
—
OpenCL
2.1
—
Shader Model
6.7
—
Physical
Slot Width
IGP
Single-slot
Outputs
Portable Device Dependent
2x DVI1x S-Video
Bus Interface
PCIe 3.0 x8
AGP 4x
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
Quadro2 Celcius
Successor
Navi Mobile
Quadro FX Rankine