AMD Radeon R9 390X vs NVIDIA GeForce 7800 GTX 512

VS

AMD Radeon R9 390X NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 8GB VRAM Radeon R9 390X and 512MB VRAM GeForce 7800 GTX 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 390X 's Advantages

Released 9 years and 7 months late

Larger VRAM bandwidth (384.0GB/s vs 51.20GB/s)

2816 additional rendering cores

NVIDIA GeForce 7800 GTX 512 's Advantages

Lower TDP (108W vs 275W)

Score

Radeon R9 390X

VS

GeForce 7800 GTX 512

Graphics Card

Jun 2015

Release Date

Nov 2005

Pirate Islands

Generation

GeForce 7 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1500 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

256bit

384.0GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

44

Compute Units

-

2816

Shading Units

-

176

TMUs

24

64

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

8.000 GPixel/s

184.8 GTexel/s

Texture Rate

12.00 GTexel/s

-

FP16 (half)

-

5.914 TFLOPS

FP32 (float)

-

739.2 GFLOPS

FP64 (double)

-

Graphics Processor

Grenada

GPU Name

G70

Grenada XT (215-0880004)

GPU Variant

GF-7800-GTX-512-A2

GCN 2.0

Architecture

Curie

TSMC

Foundry

TSMC

28 nm

Process Size

110 nm

6.2 billion

Transistors

0.302 billion

438 mm²

Die Size

333 mm²

Board Design

275W

TDP

108W

600 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

3.0

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