NVIDIA GeForce GTX 645 vs NVIDIA GeForce GTX 650 GK106 Full Specs

Summary

576 Shaders 889MHz	384 Shaders 1.06GHz
1GB GDDR564GB/s	1GB GDDR580GB/s
Peak·FP32·FP16 1.02 TFLOPS	Peak·FP32·FP16 812.5 GFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 64W	TDP -
Power Connectors -	Power Connectors 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

GeForce GTX 6451.02 TFLOPSFP32

x1.26

GeForce GTX 650 GK106812.5 GFLOPSFP32

x1

Show Top Score

Theoretical Performance

Clock Speed889MHz UC·Base·Boost·OC	Clock Speed1058MHz UC·Boost·OC
Peak OPS 1.02 TFLOPSFP32	Peak OPS 812.5 GFLOPSFP32
FP32 1.02 TFLOPS	FP32 812.5 GFLOPS
FP64 42.67 GFLOPS	FP64 33.85 GFLOPS
Pixel Rate 14.2 GPixel/s	Pixel Rate 16.9 GPixel/s
Texture Rate 42.7 GTexel/s	Texture Rate 33.9 GTexel/s

Core Config

Shaders 576 Shaders	Shaders 384 Shaders
TMUs 48 TMUs	TMUs 32 TMUs
ROPs 16 ROPs	ROPs 16 ROPs
SMs 3 SMs	SMs 2 SMs

Clocks

Base Clock 824MHz	Base Clock -
Boost Clock 889MHz	Boost Clock 1.06GHz

Cache

L2 Cache 512KB shared

L2 Cache 512KB shared

Memory

1GB GDDR5	1GB GDDR5
Memory Bus 128-bit	Memory Bus 128-bit
Memory Speed 4GT/s	Memory Speed 5GT/s
Memory Bandwidth 64GB/s	Memory Bandwidth 80GB/s

Power & Thermals

TDP 64W

TDP -

Video Output

Multi-Monitor 2

Multi-Monitor 2

Ports

1x DisplayPort 1.2	-
1x HDMI 1.4	-
-	1x Mini HDMI 1.4
-	1x DVI-D Dual-Link
1x DVI-I Dual-Link	1x DVI-I Dual-Link

Encoder

Encoder Model NVENC 1

Encoder Model NVENC 1

Decoder

Decoder Model NVDEC 1

Decoder Model NVDEC 1

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 1-Slots	PCIe 1.5-Slots
Height 111 mm (4.37") Width 168 mm (6.61") Depth 20 mm (0.79")	Height 111 mm (4.37") Width 145 mm (5.71") Depth 30 mm (1.18")
Cooling Blower 1x Fan	Cooling Open-Air 1x Fan
Power Connectors -	Power Connectors 1x 6-Pin

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Kepler	Architecture Kepler
Family GeForce 600	Family GeForce 600
Branding	Branding
Codename NVE6	Codename NVE6
Market Segment Desktop	Market Segment Desktop
Release Date Apr 22, 2013	Release Date Nov 27, 2013

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 221mm²	Die Size 221mm²
Transistor Count 2.5 Billion	Transistor Count 2.5 Billion
Transistor Density 11.49 MTr/mm²	Transistor Density 11.49 MTr/mm²

Images

No images available

No images available

Competitors

NVIDIAGeForce GTX 645 vs GPU AMDRadeon RX 7400 NVIDIAGeForce GTX 645 vs GPU MSIGeForce RTX 3050 LP 6G OC NVIDIAGeForce GTX 645 vs GPU GIGABYTEGeForce RTX 3050 OC Low Profile 6G Show 5 more

NVIDIAGeForce GTX 650 GK106 vs GPU AMDRadeon 7CU 1800MHz RDNA 2