GeForce RTX 4060 Ti 16 GB vs GeForce GT 640 Rev. 2
We compared two Desktop platform GPUs: 16GB VRAM GeForce RTX 4060 Ti 16 GB and 1024MB VRAM GeForce GT 640 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 4060 Ti 16 GB 's Advantages
Released 10 years late
Boost Clock2535MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 40.06GB/s)
3968 additional rendering cores
GeForce GT 640 Rev. 2 's Advantages
Lower TDP (49W vs 165W)
Score
Benchmark
FP32 (float)
GeForce RTX 4060 Ti 16 GB
+2647%
22060
GeForce GT 640 Rev. 2
803
Graphics Card
May 2023
Release Date
May 2013
GeForce 40
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 2.0 x8
Clock Speeds
2310 MHz
Base Clock
-
2535 MHz
Boost Clock
-
2250 MHz
Memory Clock
1252 MHz
Memory
16GB
Memory Size
1024MB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
64bit
288.0GB/s
Bandwidth
40.06GB/s
Render Config
34
SM Count
-
4352
Shading Units
384
136
TMUs
32
48
ROPs
8
136
Tensor Cores
-
34
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per SMX)
32 MB
L2 Cache
512 KB
Theoretical Performance
121.7 GPixel/s
Pixel Rate
8.368 GPixel/s
344.8 GTexel/s
Texture Rate
33.47 GTexel/s
22.06 TFLOPS
FP16 (half)
-
22.06 TFLOPS
FP32 (float)
803.3 GFLOPS
344.8 GFLOPS
FP64 (double)
33.47 GFLOPS
Board Design
165W
TDP
49W
450 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
1x 16-pin
Power Connectors
None
Graphics Processor
AD106
GPU Name
GK208
AD106-351-A1
GPU Variant
GK208-400-A1
Ada Lovelace
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
5 nm
Process Size
28 nm
22.9 billion
Transistors
1.02 billion
188 mm²
Die Size
87 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
8.9
CUDA
3.5
6.7
Shader Model
5.1
