Home GPU Comparison NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 2060

NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce RTX 2060

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 645 OEM and 6GB VRAM GeForce RTX 2060 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 645 OEM 's Advantages
Lower TDP (65W vs 160W)
NVIDIA GeForce RTX 2060 's Advantages
Released 5 years and 9 months late
Boost Clock1680MHz
More VRAM (6GB vs 1024GB)
Larger VRAM bandwidth (336.0GB/s vs 64.00GB/s)
1344 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce GTX 645 OEM
0.949 TFLOPS
GeForce RTX 2060 +579%
6.451 TFLOPS
VS

Graphics Card

Apr 2013
Release Date
Jan 2019
GeForce 600
Generation
GeForce 20
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
1365 MHz
-
Boost Clock
1680 MHz
1000 MHz
Memory Clock
1750 MHz

Memory

1024MB
Memory Size
6GB
GDDR5
Memory Type
GDDR6
128bit
Memory Bus
192bit
64.00GB/s
Bandwidth
336.0GB/s

Render Config

-
-
-
-
SM Count
30
576
Shading Units
1920
48
TMUs
120
16
ROPs
48
-
Tensor Cores
240
-
RT Cores
30
16 KB (per SMX)
L1 Cache
64 KB (per SM)
256 KB
L2 Cache
3 MB
-
-
-

Theoretical Performance

9.888 GPixel/s
Pixel Rate
80.64 GPixel/s
39.55 GTexel/s
Texture Rate
201.6 GTexel/s
-
FP16 (half)
12.90 TFLOPS
949.2 GFLOPS
FP32 (float)
6.451 TFLOPS
39.55 GFLOPS
FP64 (double)
201.6 GFLOPS

Board Design

65W
TDP
160W
250 W
Suggested PSU
450 W
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
1x DVI 1x HDMI 2.0 2x DisplayPort 1.4a 1x USB Type-C
None
Power Connectors
1x 8-pin

Graphics Processor

GK106
GPU Name
TU106
GK106-200-A1
GPU Variant
TU106-200A-KA-A1
Kepler
Architecture
Turing
TSMC
Foundry
TSMC
28 nm
Process Size
12 nm
2.54 billion
Transistors
10.8 billion
221 mm²
Die Size
445 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
3.0
CUDA
7.5
5.1
Shader Model
6.6

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