EPYC 7J13 vs EPYC 7773X

EPYC 7J13 vs EPYC 7773X Performance Spectrum

EPYC 7J13

64 / 128

84,786

0.0%

Ryzen 9 PRO 7945

Ryzen 9 9900X3D

Ryzen 9 9950X

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper PRO 7975WX

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

EPYC 7773X

64 / 128

91,340

+7.7%

Ryzen 9 7900X3D

Ryzen Threadripper PRO 7955WX

Ryzen 9 9950X3D

Ryzen Threadripper 3990X

Ryzen Threadripper PRO 9975WX

Ryzen Threadripper PRO 7985WX

Ryzen Threadripper 7980X

Ryzen Threadripper 9980X

About PassMark

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

EPYC 7J13 vs EPYC 7773X FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

EPYC 7J13 vs EPYC 7773X: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

EPYC 7J13

2021

Why buy it

✅Costs $910 less on MSRP ($7,890 MSRP vs $8,800 MSRP).

Trade-offs

❌Worse for gaming: lower average FPS than EPYC 7773X across 50 shared CPU benchmark tests.
❌Lower PassMark (84,786 vs 91,340).
❌Smaller total L3 cache (256 MB vs 768 MB).

EPYC 7773X

2022

Why buy it

✅Better for gaming: +9.9% higher average FPS across 50 shared CPU benchmark tests.
✅+200% larger total L3 cache (768 MB vs 256 MB).

Trade-offs

❌
11.5% HIGHER MSRP
$8,800 MSRPvs$7,890 MSRP

Quick Answers

So, is EPYC 7773X better than EPYC 7J13?

Yes. EPYC 7773X is the better all-around CPU here. It gives you a 9.9% average FPS lead across 50 shared CPU game tests in our data, 7.7% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, EPYC 7773X is the better pick. According to our tests, it delivers 9.9% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, EPYC 7773X is the stronger fit. You are getting 7.7% better PassMark, backed by 64 cores and 128 threads. It also has the larger cache pool with 200% larger total L3 cache (768 MB vs 256 MB).

Which one is the smarter buy today, not just the cheaper CPU?

EPYC 7773X is still the faster CPU overall, but EPYC 7J13 is easier to justify if budget matters more than peak performance. EPYC 7773X comes in 11.5% more expensive on MSRP at $8,800 MSRP versus $7,890 MSRP, and it still gives you a 9.9% average FPS lead across 50 shared CPU game tests in our data. EPYC 7J13 is also 3.5% better value on MSRP (10.7 vs 10.4 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

Which one is more future-proof for 2026 and beyond?

EPYC 7773X makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2022 vs 2021), 200% larger total L3 cache (768 MB vs 256 MB), and more multi-core headroom with 64 cores / 128 threads instead of 64/128. That extra cache should keep paying off in CPU-limited games and high-refresh builds.

EPYC 7J13 vs EPYC 7773X Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

EPYC 7J13

The EPYC 7J13 is manufactured by AMD. It was released in 2021-03-01. It is based on the Milan (2021−2023) architecture. It features 64 cores and 128 threads. Base frequency is 2.55 GHz, with boost up to 3.5 GHz. L3 cache: 256 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4. Passmark benchmark score: 84,786 points. Launch price was $6,000.

EPYC 7773X

The EPYC 7773X is manufactured by AMD. It was released in 2022-03-22. It is based on the Milan-X (2022) architecture. It features 64 cores and 128 threads. Base frequency is 2.2 GHz, with boost up to 3.5 GHz. L3 cache: 768 MB (total). L2 cache: 512K (per core). Built on 7 nm process technology. Socket: SP3. Thermal design power (TDP): 280 Watt. Memory support: DDR4-3200. Passmark benchmark score: 91,340 points. Launch price was $8,800.

⚡

Processing Power

Both the EPYC 7J13 and EPYC 7773X share an identical 64-core/128-thread configuration. Boost clocks reach 3.5 GHz on the EPYC 7J13 versus 3.5 GHz on the EPYC 7773X — identical boost frequencies (base: 2.55 GHz vs 2.2 GHz). The EPYC 7J13 uses the Milan (2021−2023) architecture (7 nm), while the EPYC 7773X uses Milan-X (2022) (7 nm). In PassMark, the EPYC 7J13 scores 84,786 against the EPYC 7773X's 91,340 — a 7.4% lead for the EPYC 7773X. L3 cache: 256 MB (total) on the EPYC 7J13 vs 768 MB (total) on the EPYC 7773X.

Feature	EPYC 7J13	EPYC 7773X
Cores / Threads	64 / 128	64 / 128
Boost Clock	3.5 GHz	3.5 GHz
Base Clock	2.55 GHz+16%	2.2 GHz
L3 Cache	256 MB (total)	768 MB (total)+200%
L2 Cache	512 kB (per core)	512K (per core)
Process	7 nm	7 nm
Architecture	Milan (2021−2023)	Milan-X (2022)
PassMark	84,786	91,340+8%
Geekbench 6 Single	—	1,536
Geekbench 6 Multi	—	45,000

🧠

Memory & Platform

Both processors use the SP3 socket with PCIe 4.0. Both support up to 3200 memory speed. The EPYC 7J13 supports up to 4096 TB of RAM compared to 4 TB — 102300% more capacity for professional workloads. Both feature 8-channel memory with ECC support. Both provide 128 PCIe lanes. Chipset compatibility: SP3 (EPYC 7J13) and SP3 (EPYC 7773X).

Feature	EPYC 7J13	EPYC 7773X
Socket	SP3	SP3
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	3200	DDR4-3200
Max RAM Capacity	4096 TB+102300%	4 TB
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	128	128

🔧

Advanced Features

Neither processor supports overclocking. Virtualization support: VT-x, VT-d, SEV (EPYC 7J13) vs AMD-V (EPYC 7773X). Primary use case: EPYC 7773X targets Server. Direct competitor: EPYC 7J13 rivals Xeon Platinum 8380; EPYC 7773X rivals EPYC 9654.

Feature	EPYC 7J13	EPYC 7773X
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	No	No
Virtualization	VT-x, VT-d, SEV	AMD-V
Target Use	—	Server

💰

Value Analysis

At launch, the EPYC 7J13 was priced at $7890, while the EPYC 7773X came in at $8800. On launch pricing ($7890 vs $8800), EPYC 7J13 was $910 cheaper. In terms of value on MSRP (PassMark points per dollar), the EPYC 7J13 delivers 10.7 pts/$ vs 10.4 pts/$ for the EPYC 7773X — making the EPYC 7J13 the 3.5% better value option.

Feature	EPYC 7J13	EPYC 7773X
MSRP	$7890-10%	$8800
Performance per Dollar	10.7+3%	10.4
Release Date	2021	2022

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