NVIDIA GeForce GTX 1050 vs NVIDIA GeForce GT 645 OEM
We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 1050 and 1024MB VRAM GeForce GT 645 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 1050 's Advantages
Released 4 years and 6 months late
Boost Clock1455MHz
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (112.1GB/s vs 91.87GB/s)
352 additional rendering cores
Lower TDP (75W vs 102W)
Score
Benchmark
FP32 (float)
GeForce GTX 1050
+108%
1.862 TFLOPS
GeForce GT 645 OEM
0.894 TFLOPS
Graphics Card
Oct 2016
Release Date
Apr 2012
GeForce 10
Generation
GeForce 600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1354 MHz
Base Clock
-
1455 MHz
Boost Clock
-
1752 MHz
Memory Clock
957 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
192bit
112.1GB/s
Bandwidth
91.87GB/s
Render Config
-
-
-
5
SM Count
6
640
Shading Units
288
40
TMUs
48
32
ROPs
24
-
-
-
-
-
-
48 KB (per SM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
384 KB
-
-
-
Theoretical Performance
46.56 GPixel/s
Pixel Rate
9.312 GPixel/s
58.20 GTexel/s
Texture Rate
37.25 GTexel/s
29.10 GFLOPS
FP16 (half)
-
1.862 TFLOPS
FP32 (float)
894.0 GFLOPS
58.20 GFLOPS
FP64 (double)
74.50 GFLOPS
Board Design
75W
TDP
102W
250 W
Suggested PSU
300 W
1x DVI
1x HDMI 2.0
1x DisplayPort 1.4a
Outputs
2x DVI
1x mini-HDMI 1.3a
None
Power Connectors
-
Graphics Processor
GP107
GPU Name
GF114
GP107-300-A1
GPU Variant
-
Pascal
Architecture
Fermi 2.0
Samsung
Foundry
TSMC
14 nm
Process Size
40 nm
3.3 billion
Transistors
1.95 billion
132 mm²
Die Size
332 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
6.1
CUDA
2.1
6.4
Shader Model
5.1
