Detailed side-by-side comparison
Historical price chart
The chart below shows official prices of Intel Core 2 Extreme QX6800, QX6850 and QX9650 processors:
FAQ
Q: I have an Intel QX6850 CPU. Is it possible to upgrade it?
A: Probably yes. Processor compatibility is
determined by your motherboard. Please check CPU-Upgrade.com website for
CPU support list for your board.
Core 2 Extreme QX6850 Overclocking
Sorry, overclocking information for this processor is not available at this time.
CPU ID information for the Core 2 Extreme QX6850
Detailed characteristics of processor's internals, including x86
instruction set extensions and individual instructions, high- and low-level
technologies, are listed below. This list was acquired from an actual
Intel Core 2 Extreme QX6850 processor with the help of the x86 CPUID instruction. Any
discrepancies between CPUID features and official specifications are
likely due to some features being disabled in BIOS, or due to a bug in
our CPUID decoding algorithm.
Different steppings of Intel processors may also have slightly different features.
Our CPUID database contains 6 records for this microprocessor. See all submitted records.
Use our CPU identification tool to check features of your processor.
Submission details |
Manufacturer: | Intel | Measured frequency: | 2999 MHz |
CPU Family: | Core 2 Extreme | Comment: | Engineering sample. G0 stepping. |
Processor Number: | QX6850 | |
Part number (supplied): | HH80562XJ0808M | Submitted by: | crazybubba64 |
Part number (guessed): | HH80562XJ0808M | Submitted on: | |
S-Spec Number: | QXTN | CWID version: | 0.5 |
General information
Vendor: | GenuineIntel |
Processor name (BIOS): | Intel(R) Core(TM)2 Extreme CPU Q6850 @ 3.00GHz |
Cores: | 4 |
Logical processors: | 4 |
Processor type: | Original OEM Processor |
CPUID signature: | 6FB |
Family: | 6 (06h) |
Model: | 15 (0Fh) |
Stepping: | 11 (0Bh) |
TLB/Cache details: | 3rd-level cache: 4-MB,
16-way set associative, 64-byte line size (Intel Xeon processor MP,
Family 0Fh, Model 06h), 2nd-level cache: 4-MB, 16-way set associative,
64-byte line size
64-byte Prefetching
Data TLB: 4-KB Pages, 4-way set associative, 256 entries
Data TLB: 4-MB Pages, 4-way set associative, 32 entries
Instruction TLB: 2-MB pages, 4-way, 8 entries or 4M pages, 4-way, 4 entries
Instruction TLB: 4-KB Pages, 4-way set associative, 128 entries
L1 Data TLB: 4-KB pages, 4-way set associative, 16 entries
L1 Data TLB: 4-MB pages, 4-way set associative, 16 entries |
Cache details
Cache: |
L1 data |
L1 instruction |
L2 |
Size: |
4 x 32 KB |
4 x 32 KB |
2 x 4 MB |
Associativity: |
8-way set associative |
8-way set associative |
16-way set associative |
Line size: |
64 bytes |
64 bytes |
64 bytes |
Comments: |
Direct-mapped |
Direct-mapped |
Non-inclusive Direct-mapped 1 cache per 2 cores |
Supported instructions
Instruction set extensions | Additional instructions |
MMX |
CLFLUSH |
SSE |
CMOV |
SSE2 |
CMPXCHG16B |
SSE3 |
CMPXCHG8B |
SSSE3 |
FXSAVE/FXRSTORE |
|
MONITOR/MWAIT |
|
SYSENTER/SYSEXIT |
Integrated features and technologies
Major features | Other features |
On-chip Floating Point Unit |
36-bit page-size extensions |
64-bit / Intel 64 |
64-bit debug store |
NX bit/XD-bit |
Advanced programmable interrupt controller |
Intel Virtualization |
CPL qualified debug store |
Enhanced SpeedStep |
Debug store |
|
Debugging extensions |
|
Digital Thermal Sensor capability |
|
LAHF/SAHF support in 64-bit mode |
|
Machine check architecture |
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Machine check exception |
|
Memory-type range registers |
|
Model-specific registers |
|
Page attribute table |
|
Page global extension |
|
Page-size extensions (4MB pages) |
|
Pending break enable |
|
Perfmon and Debug capability |
|
Physical address extensions |
|
Self-snoop |
|
Thermal monitor |
|
Thermal monitor 2 |
|
Thermal monitor and software controlled clock facilities |
|
Time stamp counter |
|
Virtual 8086-mode enhancements |
|
xTPR Update Control |
CPUs, related to Intel Core 2 Extreme QX6850
The list of related CPUs does not include all models. For the complete list, please see the related "Core" processors for socket 775 page.
Model |
Cores / Threads |
Frequency |
L2 cache |
Multi- processing |
TDP |
Features |
|
Intel Core 2 Extreme family, Socket 775 |
Core 2 Extreme X6800 | 2 / 2 | 2.93 GHz | 4 MB | 1 | 75W | VT, ESS | > |
Core 2 Extreme QX6700 | 4 / 4 | 2.66 GHz | 8 MB | 1 | 130W | VT, ESS | > |
Core 2 Extreme QX6800 | 4 / 4 | 2.93 GHz | 8 MB | 1 | 130W | VT, ESS | > |
Core 2 Extreme QX6850 | 4 / 4 | 3 GHz | 8 MB | 1 | 130W | VT, ESS | |
Core 2 Extreme QX9650 | 4 / 4 | 3 GHz | 12 MB | 1 | 130W | VT, ESS | > |
Core 2 Extreme QX9770 | 4 / 4 | 3.2 GHz | 12 MB | 1 | 136W | VT, ESS | > |
Intel Core 2 Extreme family, Core micro-architecture, Other sockets |
Core 2 Extreme QX9775 | 4 / 4 | 3.2 GHz | 12 MB | 2 | 150W | VT, ESS | > |
Other families, Core micro-architecture, Socket 775 |
Celeron 440 (B) | 1 / 1 | 2 GHz | 512 KB | 1 | | VT, ESS | > |
Celeron 450 | 1 / 1 | 2.2 GHz | 512 KB | 1 | 35W | VT, ESS | > |
Celeron E3400 | 2 / 2 | 2.6 GHz | 1 MB | 1 | 65W | VT, ESS | > |
Celeron E3500 | 2 / 2 | 2.7 GHz | 1 MB | 1 | 65W | VT, ESS | > |
Pentium E6700 | 2 / 2 | 3.2 GHz | 2 MB | 1 | 65W | VT, ESS | > |
Pentium E6800 | 2 / 2 | 3.33 GHz | 2 MB | 1 | 65W | VT, ESS | > |
Core 2 Duo E8500 | 2 / 2 | 3.16 GHz | 6 MB | 1 | 65W | VT, TXT, ESS | > |
Core 2 Duo E8600 | 2 / 2 | 3.33 GHz | 6 MB | 1 | 65W | VT, TXT, ESS | > |
Core 2 Quad Q9705 | 4 / 4 | 3.16 GHz | 6 MB | 1 | 95W | VT, TXT, ESS | > |
Core 2 Quad Q9650 | 4 / 4 | 3 GHz | 12 MB | 1 | 95W | VT, TXT, ESS | > |
• Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
• Background color of specs and features indicate whether they are better or worse than similar spec/feature of the Core 2 Extreme QX6850
• Click on the
> icon to compare any CPU in the table with the Intel Core 2 Extreme QX6850 (Javascript required).
• Features abbreviations:
VT - Virtualization
TXT - Trusted Execution technology
ESS - Enhanced SpeedStep
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Comments (0)
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