AMD Radeon HD 7950 Launch Review



Product: AMD Radeon HD 7950 Video Card
Company: AMD
Author: James Prior
Editor: Charles Oliver
Date: January 31st, 2012

Competitive Specifications

Performance Testing

We selected our ASUS P67 equipped test system for this investigation, using Intel's second generation Core i7 2600K processor. Below you can see the specifications:

Test Platform

Component Specification
Mainboard ASUS P8P67 WS Revolution
Processor Core i7 2600K @ 4.5GHz
Graphics Card AMD Radeon HD 7950 3GB
  AMD Radeon HD 7970 3GB
  EVGA GeForce GTX 580 SC 1.5GB
  AMD Radeon HD 6970 2GB
  AMD Radeon HD 5870 2GB Eyefinity 6
Memory 2x4GB Crucial DDR3-1333 @ DDR3-1600 9-9-9-25 2T
Audio Realtek ALC892
PSU Corsair HX850
Case CoolerMaster HAF X
Storage OCZ Vertex 2 200GB + Western Digital Caviar Blue 750GB
Heatsink/Fan Noctua NH-D14
Display Dell P2210H
Operating System Windows 7 64-bit Ultimate SP1
Driver  
HD 7900 8.921.2 RC11
GeForce Forceware 290.65 BETA
HD 5800/6900 Catalyst 12.1 Preview

Below you can see a comparison of the graphics cards tested today:

  HD 7950 HD 7970 GTX 580 SC HD 6970 HD 5870
GPU Core 28nm Tahiti Pro 28nm Tahiti XT 40nm GF110 40nm Cayman XT 40nm Cypress XT
Engine Clock 800Mhz 925MHz 797MHz 880MHz 850MHz
Cores (Radeon/CUDA) 1792 2048 512 1536 1600
Texture Units 112 128 48 96 80
ROP's 32 32 64 32 32
Memory Capacity 3GB 3GB 1.5GB 2GB 2GB
Memory Type GDDR5 GDDR5 GDDR5 GDDR5 GDDR5
Memory Bus 384-bit 384-bit 384-bit 256-bit 256-bit
Memory Speed 1250MHz / 5.0Gbps 1375MHz / 5.5Gbps 1013GHz / 4Gbps 1375MHz / 5.5Gbps 1200MHz / 4.8Gbps
TDP 200W 250W 244W 250W 225W
Multi-Display Eyefinity 4 Eyefinity 4 Dual DVI/DVI+HDMI Eyefinity 4 Eyefinity 6
SEP ($USD) 449 549 529 369 499

3DMark 11 - To set a base line for performance expectations we ran 3DMark 11 Performance and Xtreme tests.