Xeon w7-3455 vs Core i7-640LM

Place in performance ranking	2391	85
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Core i7	no data
Architecture codename	Arrandale (2010−2011)	Sapphire Rapids
Release date	4 January 2010 (14 years ago)	1 January 2023 (1 year ago)
Launch price (MSRP)	$332	no data
Current price	$192 (0.6x MSRP)	no data

Detailed specifications

Core i7-640LM and Xeon w7-3455 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 cores	2 (Dual-core)	24 (Tetracosa-Core)
Threads	4	48
Base clock speed	2.13 GHz	2.5 GHz
Boost clock speed	2.93 GHz	4.8 GHz
Bus support	2500 MHz	no data
L1 cache	128 KB	80K (per core)
L2 cache	512 KB	2 MB (per core)
L3 cache	4 MB	67.5 MB
Chip lithography	32 nm	Intel 7 nm
Die size	81+177 mm²	4x 477 mm²
Maximum core temperature	105 °C	72 °C
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Core i7-640LM and Xeon w7-3455 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 configuration	1	1
Socket	BGA1288	FCLGA4677
Power consumption (TDP)	25 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-640LM and Xeon w7-3455. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
FMA	+	no data
AVX	no data	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	+	2.0
Hyper-Threading Technology	+	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
PAE	36 Bit	no data
Turbo Boost Max 3.0	no data	+
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Launched

Security technologies

Core i7-640LM and Xeon w7-3455 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-640LM and Xeon w7-3455 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-640LM and Xeon w7-3455. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-800, DDR3-1066	DDR5-4800
Maximum memory size	8 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	17.1 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	566 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i7-640LM and Xeon w7-3455 integrated GPUs.

Number of displays supported

no data

Peripherals

Specifications and connection of peripherals supported by Core i7-640LM and Xeon w7-3455.

PCIe version	2.0	5.0
PCI Express lanes	16	112

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.

i7-640LM 0.98

Xeon w7-3455 36.96
+3671%

Xeon w7-3455 outperforms Core i7-640LM by 3671% based on our aggregate benchmark results.

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.

Benchmark coverage: 68%

i7-640LM 1513

Xeon w7-3455 57164
+3678%

Xeon w7-3455 outperforms Core i7-640LM by 3678% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i7-640LM 373

Xeon w7-3455 1822
+388%

Xeon w7-3455 outperforms Core i7-640LM by 388% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i7-640LM 674

Xeon w7-3455 13171
+1854%

Xeon w7-3455 outperforms Core i7-640LM by 1854% in GeekBench 5 Multi-Core.