GPU Comparison
RADEON
AMD Radeon RX 640 OEM
CORE STATE
Polaris 23
VRAM
4 GB
CLOCK SPEED
—
TDP
50 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2020
VS
GEFORCE
GeForce RTX 2060 Mobile Refresh
CORE STATE
TU106B
VRAM
6 GB
CLOCK SPEED
1560 MHz
TDP
65 W
BUS WIDTH
192 bit
ARCHITECTURE
Turing
PROCESS
12 nm
LAUNCH DATE
2019
DETAILED SPECIFICATIONS
SPECIFICATION
RX 640 OEM
RTX 2060 Mobile Refresh
Core Specs
Shading Units
640
1,920
+200.0%
Shaders
640
1,920
+200.0%
TMUs
40
120
+200.0%
ROPs
16
48
+200.0%
Compute Units
10
—
SM Count
—
30
Clocks
Base Clock
—
1005 MHz
Boost Clock
—
1560 MHz
GPU Clock
1295 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1375 MHz
11 Gbps effective
Memory
Memory Size
4 GB
6 GB
VRAM (MB)
4,096
6,144
+50.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
192 bit
Bandwidth
96.00 GB/s
264.0 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
3 MB
Performance
Pixel Rate
20.72 GPixel/s
74.88 GPixel/s
Texture Rate
51.80 GTexel/s
187.2 GTexel/s
FP32 (TFLOPS)
1.658 TFLOPS
5.990 TFLOPS
FP64 (TFLOPS)
103.6 GFLOPS (1:16)
187.2 GFLOPS (1:32)
FP16 (TFLOPS)
1.658 TFLOPS (1:1)
11.98 TFLOPS (2:1)
AI/RT
RT Cores
—
30
Tensor Cores
—
240
Power
TDP
50 W
65 W
TDP (W)
50
65
+30.0%
Suggested PSU
250 W
—
Power Connectors
None
None
Architecture
Architecture
GCN 4.0
Turing
GPU Name
Polaris 23
TU106B
Generation
Polaris
(RX 600)
GeForce 20 Mobile
Process Size
14 nm
12 nm
Transistors
2,200 million
10,800 million
Die Size
103 mm²
445 mm²
Foundry
GlobalFoundries
TSMC
Density
21.4M / mm²
24.3M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.3
1.4
OpenCL
2.1
3.0
CUDA
—
7.5
Shader Model
6.7
6.8
Physical
Slot Width
Single-slot
MXM Module
Outputs
1x DisplayPort 1.4a2x mini-DisplayPort 1.4a
Portable Device Dependent
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
Polaris
GeForce 10 Mobile
Successor
Vega
GeForce 30 Mobile