AMD Radeon HD 6990 vs NVIDIA GeForce 505 OEM

VS

AMD Radeon HD 6990 NVIDIA GeForce 505 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 512MB VRAM GeForce 505 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6990 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 9.600GB/s)

1520 additional rendering cores

NVIDIA GeForce 505 OEM 's Advantages

Released 1 years and 10 months late

Lower TDP (25W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990 +5566%

2.55 TFLOPS

GeForce 505 OEM

0.045 TFLOPS

Radeon HD 6990

VS

GeForce 505 OEM

Graphics Card

Mar 2011

Release Date

Jan 2013

Northern Islands

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

9.600GB/s

Render Config

-

SM Count

2

24

Compute Units

-

1536

Shading Units

16

96

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

Theoretical Performance

26.56 GPixel/s

Pixel Rate

2.356 GPixel/s

79.68 GTexel/s

Texture Rate

4.712 GTexel/s

-

FP16 (half)

-

2.550 TFLOPS

FP32 (float)

44.86 GFLOPS

637.4 GFLOPS

FP64 (double)

-

Graphics Processor

Antilles

GPU Name

GT218

Antilles XT (215-0807027)

GPU Variant

GT218-300-B1

TeraScale 3

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.64 billion

Transistors

0.26 billion

389 mm²

Die Size

57 mm²

Board Design

375W

TDP

25W

750 W

Suggested PSU

200 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1x VGA

2x 8-pin

Power Connectors

None

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_1)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

5.0

Shader Model

4.1

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