AMD Radeon HD 7950 Boost vs AMD Radeon HD 7970 GHz Full Specs

Summary

2,048 Shaders 925MHz	2,048 Shaders 1.05GHz
3GB GDDR5240GB/s	3GB GDDR5288GB/s
Peak·FP32·FP16 3.79 TFLOPS	Peak·FP32·FP16 4.3 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 225W	TDP 250W
Power Connectors - 2x 6-Pin	Power Connectors 1x 8-Pin 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Radeon HD 7950 Boost3.79 TFLOPSFP32

x1

Radeon HD 7970 GHz4.3 TFLOPSFP32

x1.14

Show Top Score

Theoretical Performance

Clock Speed925MHz UC·Base·Boost·OC	Clock Speed1050MHz UC·Base·Boost·OC
Peak OPS 3.79 TFLOPSFP32	Peak OPS 4.3 TFLOPSFP32
FP32 3.79 TFLOPS	FP32 4.3 TFLOPS
FP64 947.2 GFLOPS	FP64 1.07 TFLOPS
Pixel Rate 29.6 GPixel/s	Pixel Rate 33.6 GPixel/s
Texture Rate 103.6 GTexel/s	Texture Rate 134.4 GTexel/s

Core Config

Shaders 2,048 Shaders	Shaders 2,048 Shaders
TMUs 112 TMUs	TMUs 128 TMUs
ROPs 32 ROPs	ROPs 32 ROPs
CUs 32 CUs	CUs 32 CUs

Clocks

Base Clock 850MHz	Base Clock 1GHz
Boost Clock 925MHz	Boost Clock 1.05GHz

Cache

L2 Cache 768KB shared

L2 Cache 768KB shared

Memory

3GB GDDR5	3GB GDDR5
Memory Bus 384-bit	Memory Bus 384-bit
Memory Speed 5GT/s	Memory Speed 6GT/s
Memory Bandwidth 240GB/s	Memory Bandwidth 288GB/s

Power & Thermals

TDP 225W

TDP 250W

Video Output

Multi-Monitor 3

Multi-Monitor 3

Ports

2x Mini DisplayPort 1.2	2x Mini DisplayPort 1.2
1x HDMI 1.4	1x HDMI 1.4
1x DVI-I Dual-Link	1x DVI-I Dual-Link

Encoder

Encoder Model VCE 1.0

Encoder Model VCE 1.0

Decoder

Decoder Model UVD 3.2

Decoder Model UVD 3.2

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2-Slots
Height 111 mm (4.37") Width 275 mm (10.83") Depth 38 mm (1.5")	Height 111 mm (4.37") Width 275 mm (10.83") Depth 38 mm (1.5")
Cooling Open-Air 1x Fan	Cooling Blower 1x Fan
Power Connectors 2x 6-Pin	Power Connectors 1x 8-Pin, 1x 6-Pin

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture GCN 1	Architecture GCN 1
Family Radeon HD 7000	Family Radeon HD 7000
Branding	Branding
Codename Tahiti	Codename Tahiti
Chip Variant Tahiti LE	Chip Variant Tahiti LE
Market Segment Desktop	Market Segment Desktop
Release Date Jun 22, 2012	Release Date Jun 22, 2012

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 28nm	Fabrication Node 28nm
Die Size 352mm²	Die Size 352mm²
Transistor Count 4.3 Billion	Transistor Count 4.3 Billion
Transistor Density 12.25 MTr/mm²	Transistor Density 12.25 MTr/mm²

Images

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