AMD Radeon HD 7720 vs AMD Radeon HD 7950 Mac Full Specs

Summary

800 Shaders 840MHz	2,048 Shaders 800MHz
1GB GDDR5134.4GB/s	3GB GDDR5240GB/s
Peak·FP32·FP16 1.34 TFLOPS	Peak·FP32·FP16 3.28 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 150W	TDP 200W
Power Connectors 1x 6-Pin	Power Connectors 2x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Radeon HD 77201.34 TFLOPSFP32

x1

Radeon HD 7950 Mac3.28 TFLOPSFP32

x2.44

Show Top Score

Theoretical Performance

Clock Speed840MHz UC·Boost·OC	Clock Speed800MHz UC·Boost·OC
Peak OPS 1.34 TFLOPSFP32	Peak OPS 3.28 TFLOPSFP32
FP32 1.34 TFLOPS	FP32 3.28 TFLOPS
-	FP64 819.2 GFLOPS
Pixel Rate 26.9 GPixel/s	Pixel Rate 25.6 GPixel/s
Texture Rate 33.6 GTexel/s	Texture Rate 89.6 GTexel/s

Core Config

Shaders 800 Shaders	Shaders 2,048 Shaders
TMUs 40 TMUs	TMUs 112 TMUs
ROPs 32 ROPs	ROPs 32 ROPs
CUs 10 CUs	CUs 32 CUs

Clocks

Boost Clock 840MHz

Boost Clock 800MHz

Cache

L2 Cache 512KB shared

L2 Cache 768KB shared

Memory

1GB GDDR5	3GB GDDR5
Memory Bus 256-bit	Memory Bus 384-bit
Memory Speed 4.2GT/s	Memory Speed 5GT/s
Memory Bandwidth 134.4GB/s	Memory Bandwidth 240GB/s

Power & Thermals

TDP 150W

TDP 200W

Video Output

Multi-Monitor 2

Multi-Monitor 3

Ports

1x DisplayPort 1.1	-
-	2x Mini DisplayPort 1.2
-	1x HDMI 1.4
1x HDMI 1.3	-
2x DVI-I Dual-Link	1x DVI-I Dual-Link

Encoder

-	Encoder Model VCE 1.0

Decoder

Decoder Model UVD 3.0

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 198 mm (7.79") Depth 36 mm (1.42")	Height 111 mm (4.37") Width 279 mm (10.98") Depth 38 mm (1.5")
Cooling Blower 1x Fan	Cooling Blower 1x Fan
Power Connectors 1x 6-Pin	Power Connectors 2x 6-Pin

Chip

Manufacturer AMD	Manufacturer AMD
Chip Designer AMD	Chip Designer AMD
Architecture TeraScale 2	Architecture GCN 1
Family Radeon HD 7000	Family Radeon HD 7000
Branding	Branding
Codename Barts	Codename Tahiti
Chip Variant Barts LE	Chip Variant Tahiti LE
Market Segment Desktop	Market Segment Desktop
Release Date Mar 15, 2013	Release Date Mar 7, 2013

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 40nm	Fabrication Node 28nm
Die Size 255mm²	Die Size 352mm²
Transistor Count 1.7 Billion	Transistor Count 4.3 Billion
Transistor Density 6.67 MTr/mm²	Transistor Density 12.25 MTr/mm²

Images

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