Xeon Platinum 9221 vs W-2135

Primary details

Comparing Xeon W-2135 and Xeon Platinum 9221 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	836	not rated
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	6.90	no data
Market segment	Server	Server
Series	Intel Xeon W	Intel Xeon Platinum
Power efficiency	6.15	no data
Architecture codename	Skylake (server) (2017−2018)	Cascade Lake-AP (2019)
Release date	29 August 2017 (7 years ago)	2 April 2019 (5 years ago)
Launch price (MSRP)	$835	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon W-2135 and Xeon Platinum 9221 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	6 (Hexa-Core)	32 (Dotriaconta-Core)
Threads	12	64
Base clock speed	3.7 GHz	2.3 GHz
Boost clock speed	4.5 GHz	3.7 GHz
Bus type	DMI 3.0	DMI 3.0
Bus rate	4 × 8 GT/s	4 × 8 GT/s
Multiplier	37	21
L1 cache	64K (per core)	64K (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	8.25 MB (shared)	71.5 MB (shared)
Chip lithography	14 nm	14 nm
Die size	484 mm2	no data
Maximum case temperature (TCase)	64 °C	no data
Number of transistors	no data	8,000 million
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Xeon W-2135 and Xeon Platinum 9221 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 (Uniprocessor)	8
Socket	FCLGA2066	Intel BGA5903
Power consumption (TDP)	140 Watt	250 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-2135 and Xeon Platinum 9221. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® AVX-512
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	-	no data
Demand Based Switching	+	no data
PAE	46 Bit	no data
Turbo Boost Max 3.0	-	no data

Security technologies

Xeon W-2135 and Xeon Platinum 9221 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
MPX	+	-
Identity Protection	+	-
SGX	-	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-2135 and Xeon Platinum 9221 are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon W-2135 and Xeon Platinum 9221. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666	DDR4-2933
Maximum memory size	512 GB	2 TiB
Max memory channels	4	12
Maximum memory bandwidth	85.33 GB/s	281.6 GB/s
ECC memory support	+	+

Peripherals

Specifications and connection of peripherals supported by Xeon W-2135 and Xeon Platinum 9221.

PCIe version	3.0	3.0
PCI Express lanes	48	no data

Pros & cons summary

---

Recency	29 August 2017	2 April 2019
Physical cores	6	32
Threads	12	64
Power consumption (TDP)	140 Watt	250 Watt

---

Should you still have questions on choice between Xeon W-2135 and Xeon Platinum 9221, 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.

---