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
Tesla X2090
CORE STATE
GF110
VRAM
6 GB
CLOCK SPEED
—
TDP
225 W
BUS WIDTH
384 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 Mobile
Tesla X2090
Core Specs
Shading Units
640
512
-20.0%
Shaders
640
512
-20.0%
TMUs
40
64
+60.0%
ROPs
16
48
+200.0%
Compute Units
10
—
SM Count
—
16
Clocks
Base Clock
1082 MHz
—
Boost Clock
1218 MHz
—
GPU Clock
—
651 MHz
Shader Clock
—
1301 MHz
Memory Clock
1500 MHz
6 Gbps effective
924 MHz
3.7 Gbps effective
Memory
Memory Size
2 GB
6 GB
VRAM (MB)
2,048
6,144
+200.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
384 bit
Bandwidth
48.00 GB/s
177.4 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
768 KB
Performance
Pixel Rate
19.49 GPixel/s
20.83 GPixel/s
Texture Rate
48.72 GTexel/s
41.66 GTexel/s
FP32 (TFLOPS)
1.559 TFLOPS
1,332.2 GFLOPS
FP64 (TFLOPS)
97.44 GFLOPS (1:16)
666.1 GFLOPS (1:2)
FP16 (TFLOPS)
1.559 TFLOPS (1:1)
—
Power
TDP
50 W
225 W
TDP (W)
50
225
+350.0%
Suggested PSU
—
550 W
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Fermi 2.0
GPU Name
Polaris 23
GF110
Generation
Polaris Mobile
(M600)
Tesla Fermi
(x20xx)
Process Size
14 nm
40 nm
Transistors
2,200 million
3,000 million
Die Size
103 mm²
520 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
5.8M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.3
—
OpenCL
2.1
1.1
CUDA
—
2.0
Shader Model
6.7
5.1
Physical
Slot Width
IGP
MXM Module
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x8
PCIe 2.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Gem System
Tesla
Successor
Navi Mobile
Tesla Kepler