NVIDIA GeForce GTX 1650 GDDR6 vs NVIDIA GeForce GT 640 OEM
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 1650 GDDR6 and 2GB VRAM GeForce GT 640 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1650 GDDR6 's Advantages
Released 8 years late
Boost Clock1590MHz
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (192.0GB/s vs 28.51GB/s)
512 additional rendering cores
NVIDIA GeForce GT 640 OEM 's Advantages
Lower TDP (50W vs 75W)
Score
Benchmark
FP32 (float)
GeForce GTX 1650 GDDR6
+365%
2.849 TFLOPS
GeForce GT 640 OEM
0.612 TFLOPS
Graphics Card
Apr 2020
Release Date
Apr 2012
GeForce 16
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
1410 MHz
Base Clock
-
1590 MHz
Boost Clock
-
1500 MHz
Memory Clock
891 MHz
Memory
4GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
128bit
192.0GB/s
Bandwidth
28.51GB/s
Render Config
-
-
-
14
SM Count
-
896
Shading Units
384
56
TMUs
32
32
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
50.88 GPixel/s
Pixel Rate
6.376 GPixel/s
89.04 GTexel/s
Texture Rate
25.50 GTexel/s
5.699 TFLOPS
FP16 (half)
-
2.849 TFLOPS
FP32 (float)
612.1 GFLOPS
89.04 GFLOPS
FP64 (double)
25.50 GFLOPS
Board Design
75W
TDP
50W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
1x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
None
Graphics Processor
TU117
GPU Name
GK107
TU117-300-A1
GPU Variant
GK107-320-A2
Turing
Architecture
Kepler
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
4.7 billion
Transistors
1.27 billion
200 mm²
Die Size
118 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
7.5
CUDA
3.0
6.6
Shader Model
5.1
