CPU Comparison
AMD
AMD EPYC 7742
CORE STATE
Rome
CORE SPECS
64 Cores / 128 Threads
CLOCK SPEED
2.25 Base / 3.4 GHz Turbo
CACHE
256 MB (shared)
MAX TDP
225W
ARCHITECTURE
Zen 2
PROCESS
7 nm
LAUNCH DATE
2019
VS
AMD
EPYC 7J13
CORE STATE
Milan
CORE SPECS
64 Cores / 128 Threads
CLOCK SPEED
2.55 Base / 3.5 GHz Turbo
CACHE
256 MB (shared)
MAX TDP
280W
ARCHITECTURE
Zen 3
PROCESS
7 nm
LAUNCH DATE
—
PERFORMANCE BENCHMARKS
cinebench_cinebench_r15_multicore
cinebench_cinebench_r15_singlecore
cinebench_cinebench_r20_multicore
cinebench_cinebench_r20_singlecore
cinebench_cinebench_r23_multicore
cinebench_cinebench_r23_singlecore
DETAILED SPECIFICATIONS
SPECIFICATION
EPYC 7742
EPYC 7J13
Core Specs
Cores
64
64
0.0%
Threads
128
128
0.0%
Base Clock (GHz)
2.25
2.55
+13.3%
Boost Clock (GHz)
3.4
3.5
+2.9%
Frequency (GHz)
2.25
2.55
+13.3%
Turbo Clock (GHz)
3.4
3.5
+2.9%
Multiplier
22.5
25.5
+13.3%
SMP CPUs
2
2
0.0%
Cache
L1 Cache
96 KB (per core)
64 KB (per core)
L2 Cache
512 KB (per core)
512 KB (per core)
L3 Cache
256 MB (shared)
256 MB (shared)
Power
TDP (W)
225
280
+24.4%
Architecture
Architecture
Zen 2
Zen 3
Codename
Rome
Milan
Generation
EPYC
(Zen 2 (Rome))
EPYC
(Zen 3 (Milan))
Process Size
7 nm
7 nm
Transistors
3,800 million
33,200 million
Die Size
74 mm²
8x 81 mm²
Foundry
TSMC
TSMC
Memory
Memory Support
DDR4
DDR4
Memory Bus
Eight-channel
Eight-channel
Memory Bandwidth
204.8 GB/s
204.8 GB/s
ECC Memory
Yes
Yes
Platform
Socket
AMD Socket SP3
AMD Socket SP3
PCIe
Gen 4
Gen 4, 128 Lanes(CPU only)
AMD Multi-Die
CCDs
—
8
Cores per CCD
—
8
IO Process Size
—
12 nm
Other
Market
Server/Workstation
Server/Workstation
Production Status
Active
Active
Part Number
100-000000053
100-000000346
Package
FCLGA-4094
FCLGA-4094