ATI Radeon HD 4650 vs NVIDIA GeForce 9800 GX2 Full Specs

Summary

320 Shaders 650MHz	256 Shaders 600MHz
524MB GDDR316GB/s	1048MB GDDR3128GB/s
Peak·FP32·FP16 416 GFLOPS	Peak·FP32·FP16 768 GFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 48W	TDP 197W
Power Connectors -	Power Connectors 1x 8-Pin 1x 6-Pin

Highlights

Peak OPS

Peak OPS FP32 Memory Bandwidth TDP

Radeon HD 4650416 GFLOPSFP32

x1

GeForce 9800 GX2768 GFLOPSFP32 (2x 384 GFLOPS)

x1.85

Show Top Score

Theoretical Performance

Clock Speed650MHz UC·Base·Boost·OC	Clock Speed600MHz UC·Boost·OC
Peak OPS 416 GFLOPSFP32	Peak OPS 768 GFLOPSFP32
FP32 416 GFLOPS	FP32 768 GFLOPS
Pixel Rate 5.2 GPixel/s	Pixel Rate 24 GPixel/s
Texture Rate 20.8 GTexel/s	Texture Rate 96 GTexel/s

Core Config

Shaders 320 Shaders	Shaders 256 Shaders
TMUs 32 TMUs	TMUs 128 TMUs
ROPs 8 ROPs	ROPs 32 ROPs
CUs 4 CUs	SMs 32 SMs

Clocks

Base Clock 600MHz	Base Clock -
Boost Clock 650MHz	Boost Clock 600MHz
Shader Clock -	Shader Clock 1.5GHz

Cache

L2 Cache 128KB shared

L2 Cache 64KB shared

Memory

524MB GDDR3	1048MB GDDR3
Memory Bus 128-bit	Memory Bus 256-bit
Memory Speed 1GT/s	Memory Speed 2GT/s
Memory Bandwidth 16GB/s	Memory Bandwidth 128GB/s

Power & Thermals

TDP 48W

TDP 197W

Video Output

Multi-Monitor 2

Multi-Monitor 2

Ports

2x DVI-I Dual-Link	2x DVI-I Dual-Link
1x S-Video	1x S-Video

Decoder

Decoder Model UVD 2.2

Decoder Model VP2

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 1-Slots	PCIe 2-Slots
-	Height 111 mm (4.37") Width 267 mm (10.51") Depth 38 mm (1.5")
Cooling Blower 1x Fan	Cooling Blower 1x Fan
Power Connectors -	Power Connectors 1x 8-Pin, 1x 6-Pin

Chip

Manufacturer ATI	Manufacturer NVIDIA
Chip Designer ATI	Chip Designer NVIDIA
Architecture TeraScale 1	Architecture Tesla
Family Radeon HD 4000	Family GeForce 9000
Branding	Branding
Codename Mario	Codename NV92
Chip Variant RV730 Pro	Chip Variant -
Market Segment Desktop	Market Segment Desktop
Release Date Sep 10, 2008	Release Date Mar 18, 2008

Fabrication

Foundry TSMC	Foundry TSMC
Fabrication Node 55nm	Fabrication Node 65nm
Die Size 146mm²	Die Size 324mm²
Transistor Count 514 Million	Transistor Count 754 Million
Transistor Density 3.52 MTr/mm²	Transistor Density 2.33 MTr/mm²

Images

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