AMD Radeon RX 7950 XT vs NVIDIA GeForce GT 620

VS

AMD Radeon RX 7950 XT

NVIDIA GeForce GT 620

We compared two Desktop platform GPUs: 20GB VRAM Radeon RX 7950 XT and 1024MB VRAM GeForce GT 620 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7950 XT 's Advantages

Boost Clock3000MHz

More VRAM (20GB vs 1024GB)

Larger VRAM bandwidth (800.0GB/s vs 14.40GB/s)

5280 additional rendering cores

NVIDIA GeForce GT 620 's Advantages

Lower TDP (49W vs 300W)

Score

Benchmark

FP32 (float)

Radeon RX 7950 XT +23881%

64.51 TFLOPS

GeForce GT 620

0.269 TFLOPS

Radeon RX 7950 XT

VS

GeForce GT 620

Graphics Card

Unknown

Release Date

May 2012

Navi III

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

3000 MHz

Boost Clock

-

2500 MHz

Memory Clock

900 MHz

Memory

20GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

320bit

Memory Bus

64bit

800.0GB/s

Bandwidth

14.40GB/s

Render Config

84

Compute Units

-

SM Count

2

5376

Shading Units

96

336

TMUs

16

192

ROPs

4

-

84

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

128 KB

80 MB

L3 Cache

-

Theoretical Performance

576.0 GPixel/s

Pixel Rate

2.800 GPixel/s

1008 GTexel/s

Texture Rate

11.20 GTexel/s

129.0 TFLOPS

FP16 (half)

-

64.51 TFLOPS

FP32 (float)

268.8 GFLOPS

2.016 TFLOPS

FP64 (double)

22.40 GFLOPS

Board Design

300W

TDP

49W

700 W

Suggested PSU

200 W

1x HDMI 2.1a 2x DisplayPort 2.1 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

Navi 31

GPU Name

GF108

Navi 31 XT+

GPU Variant

GF108-100-KB-A1

RDNA 3.0

Architecture

Fermi

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

0.585 billion

529 mm²

Die Size

116 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.7

Shader Model

5.1

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