OverClock Report - Athlon 926MHz -
Even if an important part is broken by OverCloking, it is the responsibility of yourself.
Athlon 550MHz in 52 weeks of the rumor gets and I disassembled this.
The one that I saw was the 750MHz core of the 0.25um of surprise!
However, L2 Cache was SEC3.6ns (275MHz guarantee) of standard installation.
As for this CPU the high core ability is predicted. However, L2 Cache of a low guarantee may become a problem.
Accordingly, I lowered L2 Cache to 2/5 clk setting. And, the CPU internal clock changed it to x4.25 from x2.75.
This CPU can reach 926MHz (218x4.25) successfully with air cooling!
The L2 Cache margin is high contrary to expectation and it reached even instantaneous 960MHz (226x4.25).
Used machine TOMATO-No.X (Vcore:1.9V, VI/O:3.6V, L2:512KB ON 2/5Clk)
CPU: Athlon 550MHz o/c To 926MHz (218x4.25)
Athlon 550MHz 52weeks AMD-K7550MTR51B C 219952 Bulk
Cooler : ALPHA P125CM60 (Back air cooling)
MEM: HYUNDAI SDRAM 128MB (64MBitChip CL2)
M/B: ASUSTeK K7M Rev1.04 (AMD750) BIOS 126b
VGA: SPECTRA5400PE (Driver:Ver.4.11.01.0176-3.00.00, Gclk160MHz/Mclk220MHz)
HDD: Seagate ST313620A Barracuda ATA (Ultra ATA/66 7200rpm)
SOUND: Onboard Audio + YAMAHA (S-YXG50)
OS: Windows 98 4.10 (Build:1998) DirectX6.1
--- BenchMark Date 2000/02/12 ---

3DBENCH2
511.7

HDBENCH Ver 2.61 image Resolution 1024*768 65536color(16Bit) Refresh rate 60Hz
ALL Floating Integer Rectangle Circle Text Scroll DirectDraw Read Write Memory
59041 82383 59953 108034 62892 59309 45654 59 27089 27017 50327

3DMark 99 Max
Rendering Platform Canopus SPECTRA 5400 Premium Edition
Resolution 800*600
Color Depth 16-bit Color
Frame Buffer Triple buffering
Refresh Rate VSync Off
CPU Optimization AMD 3DNow!(tm)
3DMark Result 8114 3DMarks image
Synthetic CPU 3D Speed 13462 CPU 3DMarks
Rasterizer Score 44090 3DRasterMarks
Game1 - Race 94.3 FPS
Game2 - First Person 71.2 FPS
Fill Rate 651.7 MTexels/s
Fill Rate With Multi-Texturing 8632.6 MTexels/s
2MB Texture Rendering Speed 522.0 FPS
4MB Texture Rendering Speed 321.9 FPS
8MB Texture Rendering Speed 188.5 FPS
16MB Texture Rendering Speed 122.0 FPS
32MB Texture Rendering Speed 62.9 FPS
Bump Mapping Emboss, 3-pass 125.2 FPS
Bump Mapping Emboss, 2-pass 152.6 FPS
Bump Mapping Emboss, 1-pass 246.6 FPS

Final Reality 1.01
Benchmark results: Canopus SPECTRA 5400 Premium Edition
Radial blur,
Chaos zoomer,
25 Pixel,
Robots,
Fillrate,
City scene,
Video card bus transfer,
Direct3D bus transfer,
5N, 72.09, rips, 9.971, Rmark
5N, 119.39, rips, 5.801, Rmark
5N, 637.03, kpps, 20.359, Rmark
5N, 121.95, rips, 31.593, Rmark
5N, 1275.25, MPps, 276.028, Rmark
5N, 147.11, rips, 36.504, Rmark
5N, 115.63, MBps, 3.681, Rmark
5N, 97.35, MBps, 8.321, Rmark
Visual appearance, 100.00, percent
Overall 3D,
Overall 2D,
Overall bus rate,
8.889, Rmark
7.886, Rmark
5.073, Rmark
OVERALL SCORE, 8.016, Rmark image

WINBench99 image
CPUMark99 FPUWinMark
78.9 5030

Super Pai Ver1.1
000- 00' [16,000column]
000- 01' [32,000column]
000- 04' [65,000column]
000- 10' [130,000column]
000- 28' [260,000column]
001- 10' [520,000column]
002- 41' [1,040,000column]
006- 19' [2,090,000column]
014- 23' [4,190,000column]
032- 58' [8,380,000column]
105- 48' [16,770,000column]


Athlon 550MHz Review
SEC3.6ns
750core
CPU Board : 1000034-009
CORE : K7750CURAFC 90803310031 9947BPHW
PB-SRAM : SEC KOREA 940 KM736V606T-36

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