NVIDIA GeForce GTX 645 OEM vs NVIDIA GeForce GTX 750 GM206

What is the difference between NVIDIA GeForce GTX 645 OEM and NVIDIA GeForce GTX 750 GM206. Find out which graphics card has better performance.

Graphics Processor (GPU)

GK106GPU NameGM206
KeplerArchitectureMaxwell 2.0
TSMCFoundryTSMC
28 nmProcess Size28 nm
2,540 millionTransistors2,940 million
221 mm²Die Size228 mm²

Graphics Card

Apr 22nd, 2013Release DateNov 17th, 2015
GeForce 600FamilyGeForce 700
End-of-lifeProductionActive
GeForce 500PredecessorGeForce 600
PCIe 3.0 x16Bus InterfacePCIe 3.0 x16

Memory

1024 MBMemory Size2 GB
GDDR5Memory TypeGDDR5
128 bitMemory Bus128 bit
64.00 GB/sBandwidth80.19 GB/s

Performance

9.888 GPixel/sPixel fillrate39.65 GPixel/s
39.55 GTexel/sTexture fillrate39.65 GTexel/s
949.2 GFLOPSFP32 (float) performance1,269 GFLOPS
39.55 GFLOPS (1:24)FP64 (double) performance39.65 GFLOPS (1:32)

Clock Speeds

1000 MHz
4 Gbps effective
Memory Clock1253 MHz
5 Gbps effective

Render Config

576Shading Units512
48TMUs32
16ROPs32
16 KB (per SMX)L1 Cache48 KB (per SMM)
256 KBL2 Cache1024 KB

Board Design

Single-slotSlot WidthDual-slot
65 WThermal design power (TDP)60 W
250 WSuggested PSU250 W
1x DVI
1x HDMI
1x DisplayPort
Display Connectors2x DVI
1x HDMI

API support

12 (11_0)DirectX12 (12_1)
4.6OpenGL4.6
3.0OpenCL3.0
1.1Vulkan1.1
5.1Shader Model6.4
3.0CUDA5.2