NVIDIA GeForce GT 620 vs NVIDIA GeForce GTX 670 Full Specs

Summary

48 Shaders 810MHz	1,344 Shaders 1.08GHz
512MB DDR314.4GB/s	2GB GDDR5192.3GB/s
Peak·FP32·FP16 155.5 GFLOPS	Peak·FP32·FP16 2.91 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 30W	TDP 170W
Power Connectors -	Power Connectors 2x 6-Pin

Theoretical Performance

Clock Speed810MHz UC·Boost·OC	Clock Speed1084MHz UC·Base·Boost·OC
Peak OPS 155.5 GFLOPSFP32	Peak OPS 2.91 TFLOPSFP32
FP32 155.5 GFLOPS	FP32 2.91 TFLOPS
FP64 12.96 GFLOPS	FP64 121.4 GFLOPS
Pixel Rate 6.5 GPixel/s	Pixel Rate 34.7 GPixel/s
Texture Rate 13 GTexel/s	Texture Rate 121.4 GTexel/s

Core Config

Shaders 48 Shaders	Shaders 1,344 Shaders
TMUs 8 TMUs	TMUs 112 TMUs
ROPs 4 ROPs	ROPs 32 ROPs
SM 1 SM	SMs 7 SMs

Clocks

Base Clock -	Base Clock 915MHz
Boost Clock 810MHz	Boost Clock 1.08GHz
Shader Clock 1.62GHz	Shader Clock -

Cache

L2 Cache 128KB shared

L2 Cache 512KB shared

Memory

512MB DDR3	2GB GDDR5
Memory Bus 64-bit	Memory Bus 256-bit
Memory Speed 1.8GT/s	Memory Speed 6GT/s
Memory Bandwidth 14.4GB/s	Memory Bandwidth 192.3GB/s
ECC No	ECC No

Power & Thermals

TDP 30W

TDP 170W

Video Output

Multi-Monitor 2

Multi-Monitor 3

Ports

- 1x HDMI 1.3 1x DVI-I Dual-Link - 1x VGA

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

Encoder

-	Encoder Model NVENC 1
Codec -	Codec AVC (H.264)

Decoder

Decoder Model VP5	Decoder Model NVDEC 1
Codec -	Codec MPEG-1 MPEG-2 MPEG-4 VC-1 AVC (H.264)

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 1-Slots	PCIe 2-Slots
Height 69 mm (2.72") Width 145 mm (5.71") Depth 20 mm (0.79")	Height 111 mm (4.37") Width 241 mm (9.49") Depth 38 mm (1.5")
Cooling Open-Air 1x Fan	Cooling Blower 1x Fan
Power Connectors -	Power Connectors 2x 6-Pin

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Fermi	Architecture Kepler
Family GeForce 600	Family GeForce 600
Branding	Branding
Codename NVD9	Codename NVE4
Chip Variant -	Chip Variant GK104-200-KD-A2
Market Segment Desktop	Market Segment Desktop
Release Date Apr 3, 2012	Release Date May 10, 2012

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 40nm	Fabrication Node 28nm
Die Size 79mm²	Die Size 294mm²
Transistor Count 292 Million	Transistor Count 3.5 Billion
Transistor Density 3.7 MTr/mm²	Transistor Density 12.04 MTr/mm²

Images