GeForce GT 640 and Radeon RX 6750 GRE 12 GB - video card comparison
Passmark - benchmark score GeForce GT 640 vs Radeon RX 6750 GRE 12 GB
GeForce GT 640
1209
Radeon RX 6750 GRE 12 GB
20323
GeForce GT 640
Radeon RX 6750 GRE 12 GB
Architecture
Kepler (2012−2018)
RDNA 2.0 (2020−2022)
GPU code name
GK107
Navi 22
Market segment
Desktop
Desktop
Release date
June 2012
October 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 6-pin + 1x 8-pin
Boost clock speed
-
2581 MHz
Core clock speed
902 MHz
-
Floating-point performance
692.7 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
1,270 million
17,200 million
Pipelines / CUDA cores
384
2560
Power consumption (TDP)
65 Watt
250 Watt
Texture fill rate
28.86
413.0
Memory type
DDR3
GDDR6
Maximum RAM amount
2 GB
12 GB
Memory bus width
128 Bit
192 Bit
Memory clock speed
1782 MHz
18 GB/s
Memory bandwidth
28.51 GB/s
432.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
3.0
-
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.7
Vulkan
1.1.126
1.3