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NVIDIA GeForce GT 620

GF108
Graphics Processor
96
Cores
16
TMUs
4
ROPs
1024 MB
Memory Size
DDR3
Memory Type
64 bit
Bus Width
NVIDIA GeForce GT 620 Image NVIDIA GF108 Image
The GeForce GT 620 is a graphics card by NVIDIA, launched in May 2012. Built on the 40 nm process, and based on the GF108 graphics processor, in its GF108-100-KB-A1 variant, the card supports DirectX 12.0. The GF108 graphics processor is an average sized chip with a die area of 116 mm² and 585 million transistors. It features 96 shading units, 16 texture mapping units and 4 ROPs. NVIDIA has placed 1,024 MB DDR3 memory on the card, which are connected using a 64-bit memory interface. The GPU is operating at a frequency of 700 MHz, memory is running at 900 MHz.
Being a single-slot card, the NVIDIA GeForce GT 620 does not require any additional power connector, its power draw is rated at 49 W maximum. Display outputs include: 1x DVI, 1x HDMI, 1x VGA. GeForce GT 620 is connected to the rest of the system using a PCIe 2.0 x16 interface. The card measures 145 mm in length, and features a single-slot cooling solution.

Graphics Processor

GPU Name: GF108
GPU Variant: GF108-100-KB-A1
Architecture: Fermi
Process Size: 40 nm
Transistors: 585 million
Die Size: 116 mm²

Graphics Card

Released: May 15th, 2012
Production Status: Active
Bus Interface: PCIe 2.0 x16

Relative Performance

25%
32%
39%
50%
58%
62%
76%
100%
100%
GeForce GT 620
101%
110%
116%
118%
136%
144%
155%
160%
166%
172%
183%
193%
197%
203%
210%
240%
242%
246%
250%
253%
255%
270%
284%
288%
299%
307%
308%
309%
315%
330%
336%
361%
367%
367%
384%
397%
424%
437%
440%
448%
450%
466%
471%
475%
483%
505%
515%
523%
525%
527%
569%
574%
588%
595%
598%
604%
614%
616%
633%
681%
699%
717%
721%
728%
736%
773%
791%
810%
821%
822%
910%
1015%
1083%
1089%
1104%
1118%
1133%
1138%
1150%
1155%
1170%
1258%
1274%
1274%
1321%
1442%
1506%
1559%
1707%
1764%
1905%
2014%
2357%
2427%
Based on TPU review data: "Performance Summary" at 1920x1080
GeForce GT 620 performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock: 700 MHz
Shader Clock: 1400 MHz
Memory Clock: 900 MHz
1800 MHz effective

Memory

Memory Size: 1024 MB
Memory Type: DDR3
Memory Bus: 64 bit
Bandwidth: 14.40 GB/s

Render Config

Shading Units: 96
TMUs: 16
ROPs: 4
SM Count: 2
Pixel Rate: 2.800 GPixel/s
Texture Rate: 11.20 GTexel/s
Floating-point performance: 268.8 GFLOPS

Board Design

Slot Width: Single-slot
Length: 5.7 inches
145 mm
TDP: 49 W
Outputs: 1x DVI
1x HDMI
1x VGA
Power Connectors: None
Board Number: P1071

Graphics Features

DirectX: 12.0
OpenGL: 4.6
OpenCL: 1.1
CUDA: 2.1
Shader Model: 5.0

Retail boards based on this design (11)

Name GPU Clock Memory Clock Other Changes
ASUS GT 620 DirectCU Silent 2 GB 700 MHz 910 MHz 2048 MB, 7.4 inches/188 mm
ASUS GT 620 Low Profile V2 700 MHz 600 MHz 6.65 inches/169 mm
ASUS GT 620 Magic 700 MHz 667 MHz 6.65 inches/169 mm
EVGA GT 620 700 MHz 700 MHz 2x DVI 1x mini-HDMI
EVGA GT 620 Low Profile 700 MHz 600 MHz
EVGA GT 620 Low Profile 2 GB 700 MHz 500 MHz 2048 MB
Leadtek WinFast GT 620 ATX 700 MHz 516 MHz 6.3 inches/160 mm
Leadtek WinFast GT 620 ATX 2 GB 700 MHz 516 MHz 2048 MB, 6.3 inches/160 mm
Leadtek WinFast GT 620 Low Profile 700 MHz 667 MHz 6.14 inches/156 mm
Leadtek WinFast GT 620 Low Profile 2 GB 700 MHz 667 MHz 2048 MB, 6.14 inches/156 mm
SPARKLE GT 620 Low Profile 700 MHz 500 MHz 6.06 inches/154 mm