NVIDIA GeForce GTX 690 vs AMD Radeon HD 7990

VS

NVIDIA GeForce GTX 690

AMD Radeon HD 7990

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 690 and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 690 's Advantages

Boost Clock has increased by 2% (1019MHz vs 1000MHz)

Lower TDP (300W vs 375W)

AMD Radeon HD 7990 's Advantages

Released 11 months late

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 192.3GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 690

3.13 TFLOPS

Radeon HD 7990 +30%

4.096 TFLOPS

GeForce GTX 690

VS

Radeon HD 7990

Graphics Card

May 2012

Release Date

Apr 2013

GeForce 600

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

915 MHz

Base Clock

950 MHz

1019 MHz

Boost Clock

1000 MHz

1502 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

3GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

192.3GB/s

Bandwidth

288.0GB/s

Render Config

-

Compute Units

32

-

1536

Shading Units

2048

128

TMUs

128

32

ROPs

32

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

32.61 GPixel/s

Pixel Rate

32.00 GPixel/s

130.4 GTexel/s

Texture Rate

128.0 GTexel/s

-

3.130 TFLOPS

FP32 (float)

4.096 TFLOPS

130.4 GFLOPS

FP64 (double)

1024 GFLOPS

Board Design

300W

TDP

375W

700 W

Suggested PSU

750 W

3x DVI 1x mini-DisplayPort 1.2

Outputs

1x DVI 4x mini-DisplayPort 1.2

2x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

GK104

GPU Name

Malta

GK104-355-A2

GPU Variant

Malta XT (215-0849026)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

4.313 billion

294 mm²

Die Size

365 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.1

Vulkan

1.2

3.0

CUDA

-

5.1

Shader Model

5.1

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