NVIDIA GeForce GT 640 Rev. 2 vs NVIDIA GeForce RTX 3060 Ti GDDR6X
We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 8GB VRAM GeForce RTX 3060 Ti GDDR6X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 640 Rev. 2 's Advantages
Lower TDP (49W vs 225W)
NVIDIA GeForce RTX 3060 Ti GDDR6X 's Advantages
Released 9 years and 5 months late
Boost Clock1665MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (608.3GB/s vs 40.06GB/s)
4480 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 640 Rev. 2
0.803 TFLOPS
GeForce RTX 3060 Ti GDDR6X
+1917%
16.2 TFLOPS
Graphics Card
May 2013
Release Date
Oct 2022
GeForce 600
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 2.0 x8
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1410 MHz
-
Boost Clock
1665 MHz
1252 MHz
Memory Clock
1188 MHz
Memory
1024MB
Memory Size
8GB
GDDR5
Memory Type
GDDR6X
64bit
Memory Bus
256bit
40.06GB/s
Bandwidth
608.3GB/s
Render Config
-
-
-
-
SM Count
38
384
Shading Units
4864
32
TMUs
152
8
ROPs
80
-
Tensor Cores
152
-
RT Cores
38
16 KB (per SMX)
L1 Cache
128 KB (per SM)
512 KB
L2 Cache
4 MB
-
-
-
Theoretical Performance
8.368 GPixel/s
Pixel Rate
133.2 GPixel/s
33.47 GTexel/s
Texture Rate
253.1 GTexel/s
-
FP16 (half)
16.20 TFLOPS
803.3 GFLOPS
FP32 (float)
16.20 TFLOPS
33.47 GFLOPS
FP64 (double)
253.1 GFLOPS
Board Design
49W
TDP
225W
200 W
Suggested PSU
550 W
1x DVI
1x HDMI 1.4a
1x VGA
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 12-pin
Graphics Processor
GK208
GPU Name
GA104
GK208-400-A1
GPU Variant
GA104-202-A1
Kepler 2.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
1.02 billion
Transistors
17.4 billion
87 mm²
Die Size
392 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.3
3.5
CUDA
8.6
5.1
Shader Model
6.7
