NVIDIA GeForce GTX 1650 GDDR6 vs NVIDIA GeForce GT 640 OEM Rebrand
We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 1650 GDDR6 and 1536MB VRAM GeForce GT 640 OEM Rebrand 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 1536GB)
Larger VRAM bandwidth (192.0GB/s vs 38.40GB/s)
752 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 1650 GDDR6
+586%
2.849 TFLOPS
GeForce GT 640 OEM Rebrand
0.415 TFLOPS
Graphics Card
Apr 2020
Release Date
Apr 2012
GeForce 16
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1410 MHz
Base Clock
-
1590 MHz
Boost Clock
-
1500 MHz
Memory Clock
800 MHz
Memory
4GB
Memory Size
1536MB
GDDR6
Memory Type
DDR3
128bit
Memory Bus
192bit
192.0GB/s
Bandwidth
38.40GB/s
Render Config
-
-
-
14
SM Count
3
896
Shading Units
144
56
TMUs
24
32
ROPs
24
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
384 KB
-
-
-
Theoretical Performance
50.88 GPixel/s
Pixel Rate
4.320 GPixel/s
89.04 GTexel/s
Texture Rate
17.28 GTexel/s
5.699 TFLOPS
FP16 (half)
-
2.849 TFLOPS
FP32 (float)
414.7 GFLOPS
89.04 GFLOPS
FP64 (double)
34.56 GFLOPS
Board Design
75W
TDP
75W
250 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
1x DisplayPort 1.4a
Outputs
2x DVI
1x mini-HDMI 1.3a
None
Power Connectors
None
Graphics Processor
TU117
GPU Name
GF116
TU117-300-A1
GPU Variant
GF116-150-A1
Turing
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
12 nm
Process Size
40 nm
4.7 billion
Transistors
1.17 billion
200 mm²
Die Size
238 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
7.5
CUDA
2.1
6.6
Shader Model
5.1
