NVIDIA GeForce GT 1030 DDR4 vs NVIDIA GeForce GTX 645 OEM
We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 1030 DDR4 and 1024MB VRAM GeForce GTX 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 1030 DDR4 's Advantages
Released 4 years and 11 months late
Boost Clock1379MHz
More VRAM (2GB vs 1024GB)
Lower TDP (20W vs 65W)
NVIDIA GeForce GTX 645 OEM 's Advantages
Larger VRAM bandwidth (64.00GB/s vs 16.80GB/s)
192 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 1030 DDR4
+11%
1.059 TFLOPS
GeForce GTX 645 OEM
0.949 TFLOPS
Graphics Card
Mar 2018
Release Date
Apr 2013
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x4
Bus Interface
PCIe 3.0 x16
Clock Speeds
1152 MHz
Base Clock
-
1379 MHz
Boost Clock
-
1050 MHz
Memory Clock
1000 MHz
Memory
2GB
Memory Size
1024MB
DDR4
Memory Type
GDDR5
64bit
Memory Bus
128bit
16.80GB/s
Bandwidth
64.00GB/s
Render Config
-
-
-
3
SM Count
-
384
Shading Units
576
24
TMUs
48
16
ROPs
16
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
22.06 GPixel/s
Pixel Rate
9.888 GPixel/s
33.10 GTexel/s
Texture Rate
39.55 GTexel/s
16.55 GFLOPS
FP16 (half)
-
1059 GFLOPS
FP32 (float)
949.2 GFLOPS
33.10 GFLOPS
FP64 (double)
39.55 GFLOPS
Board Design
20W
TDP
65W
200 W
Suggested PSU
250 W
1x DVI
1x HDMI 2.0
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
None
Power Connectors
None
Graphics Processor
GP108
GPU Name
GK106
GP108-310-A1
GPU Variant
GK106-200-A1
Pascal
Architecture
Kepler
Samsung
Foundry
TSMC
14 nm
Process Size
28 nm
1.8 billion
Transistors
2.54 billion
74 mm²
Die Size
221 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
6.1
CUDA
3.0
6.4
Shader Model
5.1
