AMD Radeon HD 6390 vs NVIDIA GeForce 7800 GTX 512

VS

AMD Radeon HD 6390 NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 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 HD 6390 's Advantages

Released 5 years and 8 months late

More VRAM (1024GB vs 512GB)

320 additional rendering cores

Lower TDP (39W vs 108W)

NVIDIA GeForce 7800 GTX 512 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 16.00GB/s)

Score

Radeon HD 6390

VS

GeForce 7800 GTX 512

Graphics Card

Jul 2011

Release Date

Nov 2005

Northern Islands

Generation

GeForce 7 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

500 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

-

4

Compute Units

-

320

Shading Units

-

16

TMUs

24

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

8.000 GPixel/s

8.800 GTexel/s

Texture Rate

12.00 GTexel/s

-

FP16 (half)

-

352.0 GFLOPS

FP32 (float)

-

FP64 (double)

-

Graphics Processor

Redwood

GPU Name

G70

Redwood LE

GPU Variant

GF-7800-GTX-512-A2

TeraScale 2

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

110 nm

0.627 billion

Transistors

0.302 billion

104 mm²

Die Size

333 mm²

Board Design

39W

TDP

108W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.1

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

3.0

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