Radeon RX Vega 64 and Radeon RX 640 - video card comparison
Passmark - benchmark score Radeon RX Vega 64 vs Radeon RX 640
Radeon RX Vega 64
14787
Radeon RX 640
2020
Radeon RX Vega 64
Radeon RX 640
Architecture
Vega (2017−2021)
Polaris (2016−2019)
GPU code name
Vega
Polaris 12
Market segment
Desktop
Laptop
Release date
August 2017
August 2019
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 8-pin
None
Boost clock speed
1546 MHz
1218 MHz
Core clock speed
1630 MHz
1218 MHz
Floating-point performance
13,353 gflops
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
12,500 million
2,200 million
Pipelines / CUDA cores
4096
640
Power consumption (TDP)
295 Watt
50 Watt
Texture fill rate
395.8
38.98
Memory type
HBM2
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
2048 Bit
64 Bit
Memory clock speed
945 MHz
6000 MHz
Memory bandwidth
483.8 GB/s
112.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x DisplayPort
HDMI
+
+
DirectX
12 (12_1)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.1.125
1.2.131
FreeSync
-
+