AMD Radeon RX 7990 XTX vs NVIDIA GeForce GTX 780

VS

AMD Radeon RX 7990 XTX

NVIDIA GeForce GTX 780

We compared two Desktop platform GPUs: 24GB VRAM Radeon RX 7990 XTX and 3GB VRAM GeForce GTX 780 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 Clock has increased by 299% (3599MHz vs 902MHz)

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (1152GB/s vs 288.4GB/s)

3840 additional rendering cores

NVIDIA GeForce GTX 780 's Advantages

Lower TDP (250W vs 405W)

Score

Benchmark

FP32 (float)

Radeon RX 7990 XTX +2028%

88.45 TFLOPS

GeForce GTX 780

4.156 TFLOPS

Radeon RX 7990 XTX

VS

GeForce GTX 780

Graphics Card

Unknown

Release Date

May 2013

Navi III

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2500 MHz

Base Clock

863 MHz

3599 MHz

Boost Clock

902 MHz

3000 MHz

Memory Clock

1502 MHz

Memory

24GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

384bit

1152GB/s

Bandwidth

288.4GB/s

Render Config

96

Compute Units

-

6144

Shading Units

2304

384

TMUs

192

ROPs

48

-

96

RT Cores

-

256 KB per Array

L1 Cache

16 KB (per SMX)

6 MB

L2 Cache

1536 KB

192 MB

L3 Cache

-

Theoretical Performance

691.0 GPixel/s

Pixel Rate

43.30 GPixel/s

1382 GTexel/s

Texture Rate

173.2 GTexel/s

176.9 TFLOPS

FP16 (half)

-

88.45 TFLOPS

FP32 (float)

4.156 TFLOPS

2.764 TFLOPS

FP64 (double)

173.2 GFLOPS

Board Design

405W

TDP

250W

800 W

Suggested PSU

600 W

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

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

3x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Navi 31

GPU Name

GK110

Navi 31 XTX+

GPU Variant

GK110-300-A1

RDNA 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

57.7 billion

Transistors

7.08 billion

529 mm²

Die Size

561 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.2

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.5

6.7

Shader Model

5.1

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