NVIDIA GeForce 6800 vs AMD Radeon R9 295X2

VS

NVIDIA GeForce 6800

AMD Radeon R9 295X2

We compared two Desktop platform GPUs: 256MB VRAM GeForce 6800 and 4GB VRAM Radeon R9 295X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 295X2 's Advantages

Released 9 years and 5 months late

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (320.0GB/s vs 19.20GB/s)

2816 additional rendering cores

Score

GeForce 6800

VS

Radeon R9 295X2

Graphics Card

Nov 2004

Release Date

Apr 2014

GeForce 6 PCIe

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

300 MHz

Memory Clock

1250 MHz

Memory

256MB

Memory Size

4GB

DDR

Memory Type

GDDR5

256bit

Memory Bus

512bit

19.20GB/s

Bandwidth

320.0GB/s

Render Config

-

Compute Units

44

-

Shading Units

2816

12

TMUs

176

8

ROPs

64

-

L1 Cache

16 KB (per CU)

-

L2 Cache

1024 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

65.15 GPixel/s

3.900 GTexel/s

Texture Rate

179.2 GTexel/s

-

FP32 (float)

5.733 TFLOPS

-

FP64 (double)

716.7 GFLOPS

Board Design

Unknown

TDP

500W

200 W

Suggested PSU

900 W

1x DVI 1x VGA 1x S-Video

Outputs

1x DVI 4x mini-DisplayPort 1.2

None

Power Connectors

2x 8-pin

Graphics Processor

NV41

GPU Name

Vesuvius

-

GPU Variant

Vesuvius XT (215-0852022)

Curie

Architecture

GCN 2.0

TSMC

Foundry

TSMC

130 nm

Process Size

28 nm

0.19 billion

Transistors

6.2 billion

225 mm²

Die Size

438 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (12_0)

2.0 (full) 2.1 (partial)

OpenGL

4.6

N/A

OpenCL

2.0

N/A

Vulkan

1.2

-

3.0

Shader Model

6.3

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