T600 and Radeon RX 640 OEM - video card comparison
T600
Radeon RX 640 OEM
Architecture
Turing (2018−2021)
GCN 4.0 (2016−2020)
GPU code name
TU117
Polaris 23
Market segment
Desktop
Desktop
Release date
April 2021
April 2020
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
None
Boost clock speed
1335 MHz
-
Core clock speed
735 MHz
1295 MHz
Manufacturing process technology
12 nm
14 nm
Number of transistors
4,700 million
2,200 million
Pipelines / CUDA cores
640
640
Power consumption (TDP)
40 Watt
50 Watt
Texture fill rate
53.40
51.80
Memory type
GDDR6
GDDR5
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
10000 MHz
6 GB/s
Memory bandwidth
160.0 GB/s
96 GB/s
Shared memory
-
-
Display Connectors
4x mini-DisplayPort
1x DisplayPort 1.4a, 2x mini-DisplayPort 1.4a
DirectX
12 (12_1)
12 (12_0)
CUDA
7.5
-
OpenCL
3.0
2.1
OpenGL
4.6
4.6
Shader Model
6.6
6.7 (6.4)
Vulkan
1.2
1.3