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RTX A4000 — Ampere · 16 GB GDDR6 ECC · 140 W
NVIDIA

RTX A4000

Ampere · 16 GB GDDR6 ECC · 140 W

82
/ 100
From $1,000
VS
ASUS ROG Strix GeForce RTX 5090 wins by 16
ASUS ROG Strix GeForce RTX 5090 — Blackwell · 32 GB GDDR7 · 575 W · ROG Strix
ASUS

ASUS ROG Strix GeForce RTX 5090

Blackwell · 32 GB GDDR7 · 575 W · ROG Strix

98
/ 100
From $2,208
Specdex verdict

ASUS ROG Strix GeForce RTX 5090 takes it — here’s why.

In our weighted Specdex score, RTX A4000 lands at 82 and ASUS ROG Strix GeForce RTX 5090 at 98. That puts ASUS ROG Strix GeForce RTX 5090 ahead by 16 points — a decisive margin driven mostly by its strengths in the categories below.

Pick RTX A4000 if…

  • ✓ECC VRAM for professional workloads
  • ✓ISV certifications
  • ✓Huge framebuffer

Pick ASUS ROG Strix GeForce RTX 5090 if…

  • ✓NVIDIA driver stack
  • ✓DLSS support on RTX
  • ✓Strong resale value
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

4K & rasterization

ASUS ROG Strix GeForce RTX 5090

Traditional rendering throughput at high resolution

ASUS ROG Strix GeForce RTX 5090 leads on raster (98 vs 77).

Ray tracing

ASUS ROG Strix GeForce RTX 5090

RT-heavy titles with path-traced lighting

ASUS ROG Strix GeForce RTX 5090 leads on rt (93 vs 82).

AI workloads

ASUS ROG Strix GeForce RTX 5090

Local inference, upscaling, generative tools

ASUS ROG Strix GeForce RTX 5090 leads on ai (95 vs 83).

Power efficiency

RTX A4000

Frames per watt — heat, noise, and PSU sizing

RTX A4000 leads on efficiency (85 vs 75).

Value for money

RTX A4000

Specdex score per dollar at MSRP

RTX A4000 more score per dollar ($1,000 vs $2,208).

RTX A4000 82
vs
98 ASUS ROG Strix GeForce RTX 5090

Score breakdown

RTX A4000
82
raster 77
rt 82
ai 83
efficiency 85
ASUS ROG Strix GeForce RTX 5090
98
raster 98
rt 93
ai 95
efficiency 75

Specs side-by-side

RTX A4000 versus ASUS ROG Strix GeForce RTX 5090 — full spec comparison
Spec RTX A4000 ASUS ROG Strix GeForce RTX 5090
Architecture
Ampere
Blackwell
VRAM
16 GB GDDR6 ECC
▲ 32 GB GDDR7
TBP
140 W
575 W
Release year
2021
2025

RTX A4000

Pros
  • +ECC VRAM for professional workloads
  • +ISV certifications
  • +Huge framebuffer
Cons
  • −Expensive per-frame vs consumer
  • −Lower gaming clocks
  • −Driver optimized for CAD/DCC not games

ASUS ROG Strix GeForce RTX 5090

Pros
  • +NVIDIA driver stack
  • +DLSS support on RTX
  • +Strong resale value
Cons
  • −Power draw scales with tier
  • −Gen-over-gen price creep
  • −VRAM gated per tier

FAQ: RTX A4000 vs ASUS ROG Strix GeForce RTX 5090

Which is better, RTX A4000 or ASUS ROG Strix GeForce RTX 5090? +

ASUS ROG Strix GeForce RTX 5090 scores 98 on our weighted rubric — ahead by 16. Your best pick depends on the sub-scores above.

Is RTX A4000 worth the price? +

At $1,000, RTX A4000 delivers a Specdex score of 82 — strongest in efficiency.

Is ASUS ROG Strix GeForce RTX 5090 worth the price? +

At $2,208, ASUS ROG Strix GeForce RTX 5090 delivers a Specdex score of 98 — strongest in raster.

Does RTX A4000 or ASUS ROG Strix GeForce RTX 5090 last longer? +

Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.

Which is better for 4K gaming, RTX A4000 or ASUS ROG Strix GeForce RTX 5090? +

ASUS ROG Strix GeForce RTX 5090 — leads on raster (98 vs 77). Traditional rendering throughput at high resolution.

Which is better for ray tracing, RTX A4000 or ASUS ROG Strix GeForce RTX 5090? +

ASUS ROG Strix GeForce RTX 5090 — leads on rt (93 vs 82). RT-heavy titles with path-traced lighting.