ATI Radeon HD 4700 vs NVIDIA GeForce GTS 450 Full Specs

Summary

320 Shaders 600MHz	144 Shaders 790MHz
524MB DDR212.8GB/s	2GB GDDR596GB/s
Peak·FP32·FP16 384 GFLOPS	Peak·FP32·FP16 455 GFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 59W	TDP 106W
Power Connectors 1x 6-Pin	Power Connectors 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 FP64 Memory Bandwidth TDP

Radeon HD 4700384 GFLOPSFP32

x1

GeForce GTS 450455 GFLOPSFP32

x1.19

Show Top Score

Theoretical Performance

Clock Speed600MHz UC·Boost·OC	Clock Speed790MHz UC·Boost·OC
Peak OPS 384 GFLOPSFP32	Peak OPS 455 GFLOPSFP32
FP32 384 GFLOPS	FP32 455 GFLOPS
FP64 76.8 GFLOPS	FP64 37.92 GFLOPS
Pixel Rate 4.8 GPixel/s	Pixel Rate 37.9 GPixel/s
Texture Rate 19.2 GTexel/s	Texture Rate 37.9 GTexel/s

Core Config

Shaders 320 Shaders	Shaders 144 Shaders
TMUs 32 TMUs	TMUs 24 TMUs
ROPs 8 ROPs	ROPs 24 ROPs
CUs 8 CUs	SMs 3 SMs

Clocks

Boost Clock 600MHz	Boost Clock 790MHz
Shader Clock -	Shader Clock 1.58GHz

Cache

L2 Cache 256KB shared

L2 Cache 384KB shared

Memory

524MB DDR2	2GB GDDR5
Memory Bus 128-bit	Memory Bus 192-bit
Memory Speed 800MT/s	Memory Speed 4GT/s
Memory Bandwidth 12.8GB/s	Memory Bandwidth 96GB/s

Power & Thermals

TDP 59W

TDP 106W

Video Output

Multi-Monitor 2

Multi-Monitor 2

Ports

-	1x Mini HDMI 1.3
2x DVI-I Dual-Link	2x DVI-I Dual-Link
1x S-Video	-

Decoder

Decoder Model UVD 2.0

Decoder Model VP4

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 1-Slots	PCIe 2-Slots
-	Height 111 mm (4.37") Width 210 mm (8.27") Depth 38 mm (1.5")
Cooling Open-Air 1x Fan	Cooling Blower 1x Fan
Power Connectors 1x 6-Pin	Power Connectors 1x 6-Pin

Chip

Manufacturer ATI	Manufacturer NVIDIA
Chip Designer ATI	Chip Designer NVIDIA
Architecture TeraScale 1	Architecture Fermi
Family Radeon HD 4000	Family GeForce 400
Branding	Branding
Codename Wekiva	Codename NVC3
Chip Variant RV770 CE	Chip Variant -
Market Segment Desktop	Market Segment Desktop
Release Date Feb 11, 2009	Release Date Oct 11, 2010

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 55nm	Fabrication Node 40nm
Die Size 256mm²	Die Size 238mm²
Transistor Count 956 Million	Transistor Count 1.2 Billion
Transistor Density 3.73 MTr/mm²	Transistor Density 4.92 MTr/mm²

Images

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