NVIDIA GeForce GT 420 OEM: GPU Specs & Benchmarks

The GeForce GT 420 OEM is a graphics card by NVIDIA, built on the 40 nm process and based on the GF108 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

GF108

Model number

GF108-200-A1

Architecture

Fermi

Foundry

TSMC

Process Size

40 nm

Transistors

585 million

Die Size

116 mm²

Graphics Card

Release Date

Sep 3rd, 2010

Family

GeForce 400

Production

End-of-life

Predecessor

GeForce 200

Bus Interface

PCIe 2.0 x16

Memory

Memory Size

1024 MB

Memory Type

DDR3

Memory Bus

128 bit

Bandwidth

28.80 GB/s

Performance

Pixel fillrate

1.400 GPixel/s

Texture fillrate

2.800 GTexel/s

FP32 (float) performance

134.4 GFLOPS

FP64 (double) performance

11.20 GFLOPS (1:12)

Clock Speeds

Memory Clock

900 MHz
1800 Mbps effective

GPU Clock

700 MHz

Render Config

Shading Units

48

TMUs

4

ROPs

4

L1 Cache

64 KB (per SM)

L2 Cache

256 KB

SM Count

1

Board Design

Slot Width

Single-slot

Length

145 mm
5.7 inches

Thermal design power (TDP)

50 W

Suggested PSU

250 W

Display Connectors

1x DVI
1x HDMI
1x VGA

Power Connectors

None

Board Number

P1071

API support

DirectX

12 (11_0)

OpenGL

4.6

OpenCL

1.1

Vulkan

N/A

Shader Model

5.1

CUDA

2.1