Xeon w7-2575X vs Pentium 977

VS

Aggregate performance score

Pentium 977
2012
2 cores / 2 threads, 17 Watt
0.72
Xeon w7-2575X
2024
22 cores / 44 threads, 250 Watt
38.66
+5269%

Xeon w7-2575X outperforms Pentium 977 by a whopping 5269% based on our aggregate benchmark results.

Primary details

Comparing Pentium 977 and Xeon w7-2575X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking269974
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data69.51
Market segmentLaptopServer
SeriesIntel Pentiumno data
Power efficiency4.0114.63
Architecture codenameSandy Bridge (2011−2013)Sapphire Rapids (2023−2024)
Release date1 January 2012 (12 years ago)24 August 2024 (less than a year ago)
Launch price (MSRP)$134$1,689

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium 977 and Xeon w7-2575X basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores2 (Dual-core)22 (Docosa-Core)
Threads244
Base clock speed1.4 GHz3 GHz
Boost clock speed1.4 GHz4.8 GHz
Bus typeDMI 2.0no data
Bus rate4 × 5 GT/sno data
Multiplier14no data
L1 cache64K (per core)80 KB (per core)
L2 cache256K (per core)2 MB (per core)
L3 cache2 MB (shared)45 MB
Chip lithography32 nmIntel 7 nm
Die size131 mm2no data
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data76 °C
Number of transistors504 millionno data
64 bit support++
Windows 11 compatibility-no data
Unlocked multiplier-+

Compatibility

Information on Pentium 977 and Xeon w7-2575X compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration1 (Uniprocessor)1
SocketFCBGA1023FCLGA4677
Power consumption (TDP)17 Watt250 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium 977 and Xeon w7-2575X. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI-+
FMA+-
AVX-+
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
My WiFi-no data
Turbo Boost Technology-2.0
Hyper-Threading Technology-+
TSX-+
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Demand Based Switching-no data
Turbo Boost Max 3.0no data+
FDI+no data
Fast Memory Access+no data
Deep Learning Boost-+

Security technologies

Pentium 977 and Xeon w7-2575X technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
SGXno data-
OS Guardno data+
Anti-Theft-no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium 977 and Xeon w7-2575X are enumerated here.

VT-d-+
VT-x-+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium 977 and Xeon w7-2575X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-4800
Maximum memory size16.38 GB2 TB
Max memory channels24
Maximum memory bandwidth21.335 GB/sno data
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD Graphics for 2nd Generation Intel ProcessorsN/A
Graphics max frequency1 GHzno data

Graphics interfaces

Available interfaces and connections of Pentium 977 and Xeon w7-2575X integrated GPUs.

Number of displays supported2no data
eDP+no data
DisplayPort+-
HDMI+-
SDVO+no data
CRT+no data

Peripherals

Specifications and connection of peripherals supported by Pentium 977 and Xeon w7-2575X.

PCIe version2.05.0
PCI Express lanes1664

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pentium 977 0.72
Xeon w7-2575X 38.66
+5269%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Pentium 977 1148
Xeon w7-2575X 61402
+5249%

Gaming performance

Pros & cons summary


Performance score 0.72 38.66
Recency 1 January 2012 24 August 2024
Physical cores 2 22
Threads 2 44
Power consumption (TDP) 17 Watt 250 Watt

Pentium 977 has 1370.6% lower power consumption.

Xeon w7-2575X, on the other hand, has a 5269.4% higher aggregate performance score, an age advantage of 12 years, and 1000% more physical cores and 2100% more threads.

The Xeon w7-2575X is our recommended choice as it beats the Pentium 977 in performance tests.

Be aware that Pentium 977 is a notebook processor while Xeon w7-2575X is a server/workstation one.


Should you still have questions on choice between Pentium 977 and Xeon w7-2575X, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Pentium 977
Pentium 977
Intel Xeon w7-2575X
Xeon w7-2575X

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


5 1 vote

Rate Pentium 977 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Xeon w7-2575X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Pentium 977 or Xeon w7-2575X, agree or disagree with our judgements, or report an error or mismatch.