AMD Radeon RX 7990 XTX vs NVIDIA GeForce GTX 555 OEM

VS

AMD Radeon RX 7990 XTX

NVIDIA GeForce GTX 555 OEM

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 1024MB VRAM GeForce GTX 555 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7990 XTX 's Advantages

Boost Clock3599MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (1152GB/s vs 91.87GB/s)

5856 additional rendering cores

NVIDIA GeForce GTX 555 OEM 's Advantages

Lower TDP (150W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +10330%

88.45 TFLOPS

GeForce GTX 555 OEM

0.848 TFLOPS

Radeon RX 7990 XTX

VS

GeForce GTX 555 OEM

Graphics Card

Unknown

Release Date

May 2011

Navi III

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2500 MHz

Base Clock

-

3599 MHz

Boost Clock

-

3000 MHz

Memory Clock

957 MHz

Memory

24GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

192bit

1152GB/s

Bandwidth

91.87GB/s

Render Config

96

Compute Units

-

SM Count

6

6144

Shading Units

288

384

TMUs

48

192

ROPs

24

-

96

RT Cores

-

256 KB per Array

L1 Cache

64 KB (per SM)

6 MB

L2 Cache

384 KB

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

8.832 GPixel/s

1382 GTexel/s

Texture Rate

35.33 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

847.9 GFLOPS

2.764 TFLOPS

FP64 (double)

70.66 GFLOPS

Board Design

405W

TDP

150W

800 W

Suggested PSU

450 W

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

Outputs

2x DVI 1x mini-HDMI 1.3a

3x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 31

GPU Name

GF114

Navi 31 XTX+

GPU Variant

GF114-200-KB-A1

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

57.7 billion

Transistors

1.95 billion

529 mm²

Die Size

332 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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