Intel Xeon W-3175X vs AMD EPYC 7742

Intel Xeon W-3175X
AMD EPYC 7742

General info

Comparing Xeon W-3175X and EPYC 7742 processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Type
Server
 
Server
Series
Intel Xeon W
 
AMD EPYC
Achitecture codename
Skylake-W
 
Zen 2
Release date
8 October 2018
 
7 August 2019
Launch price (MSRP)
$2,999
 
$6,950

Technical specs

Xeon W-3175X and EPYC 7742 quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Xeon W-3175X and EPYC 7742 performance, but for precise assessment you have to consider their test results.
Number of cores
28
 
64
Number of threads
56
 
128
Maximum frequency
3.8 GHz
 
2.25 GHz
Bus support
4 × 8 GT / s
 
n/d
L1 cache
64K (per core)
 
4 MB
L2 cache
1 MB (per core)
 
32 MB
L3 cache
38.5 MB (shared)
 
256 MB
Manufacturing process technology
14 nm
 
7 nm, 14 nm
Maximum core temperature
85 °C
 
n/d
Transistor count
8,000 million
 
n/d
64 bit support
+
 
+
Unlocked
+
 
-

Compatibility

Information on Xeon W-3175X and EPYC 7742 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
2 (Multiprocessor)
Socket
FCLGA3647
 
Socket SP3
Power consumption (TDP)
255 Watt
 
225 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon W-3175X and EPYC 7742. 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
 
n/d
AES-NI
+
 
+
AVX
+
 
+
vPro
+
 
n/d
Enhanced SpeedStep (EIST)
+
 
n/d
Speed Shift
+
 
n/d
Turbo Boost
2.0
 
n/d
Hyper-Threading
+
 
n/d
TSX
+
 
-
Turbo Boost Max 3.0
-
 
n/d

Security technologies

Xeon W-3175X and EPYC 7742 technologies aimed at raising security, for example, by protecting against hacks.
TXT
+
 
n/d
EDB
+
 
n/d

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon W-3175X and EPYC 7742 are enumerated here.
AMD-V
-
 
+
VT-d
+
 
n/d
VT-x
+
 
n/d
EPT
+
 
n/d

Memory specs

Types, maximum amount and channel number of RAM supported by Xeon W-3175X and EPYC 7742.
Supported memory types
DDR4-2666
 
DDR4-3200
Maximum memory size
512 GB
 
4 TiB
Max memory channels
6
 
8
Maximum memory bandwidth
119.21 GB / s
 
190.7 GB / s
ECC memory support
+
 
+

Peripherals

Specifications and connection of peripherals supported by Xeon W-3175X and EPYC 7742.
PCIe revision
3.0
 
n/d
Max number of PCIe lanes
48
 
n/d

Benchmark performance

Non-gaming benchmarks performance of Xeon W-3175X and EPYC 7742. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

Xeon W-3175X 70.81
EPYC 7742 100.00 +41.2%

Passmark

Xeon W-3175X 33538
EPYC 7742 47365 +41.2%

Gaming performance

Let's see how good Xeon W-3175X and EPYC 7742 are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Xeon W-3175X

Cheaper ($2999 vs $6950)
TXT (Trusted Execution Technology - protects the system against viruses and rootkits residing in BIOS or in a boot sector)
vPro (a marketing umbrella term for several Intel technologies: AMT, TXT, EDB, VT, Anti-Theft and some others)
Unlocked
TransactionalSynchronizationExtensionVersion

Advantages of AMD EPYC 7742

41.2% faster in synthetic tests
Somewhat newer (7 August 2019 vs 8 October 2018)
Finer manufacturing process technology (7 vs 14 nm)
Less power hungry (225 vs 255 watts)
Virtualization (Hardware acceleration of virtual machines)

So, Xeon W-3175X or EPYC 7742?

Judging by the results of synthetic and gaming tests, Technical City recommends AMD EPYC 7742.
Should you still have questions on choice between Xeon W-3175X and EPYC 7742, ask them in Comments section, and we shall answer.

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Advices and comments

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