GPU Showdown

GeForce RTX 4090vsRadeon RX 6750 GRE 12 GB

The GeForce RTX 4090 is a top-tier card for 4K gaming and heavy creative work, while the Radeon RX 6750 GRE 12 GB targets 1440p gamers on a tighter budget.

NVIDIA GeForce RTX 4090
24 GB · 450W
VS
AMD Radeon RX 6750 GRE 12 GB
12 GB · 250W
NVIDIA

GeForce RTX 4090

Ada Lovelace · TSMC 5 nm · 2022

92score
3.8/ 5
0 votes
VRAM
24 GB
TDP
450W
CUDA Cores
16,384
Boost Clock
2520 MHz

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AMD

Radeon RX 6750 GRE 12 GB

RDNA 2.0 · TSMC 7 nm · 2023

48score
4.2/ 5
0 votes
VRAM
12 GB
TDP
250W
Shaders
2,560
Boost Clock
2581 MHz

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Aggregate Performance

Overall Performance Score

A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest consumer GPU available.

RTX 4090Winner
92
RX 6750 GRE 12 GB
48
RTX 4090 leads by 91.7% in aggregate performance.
Where they rank overall
#2RTX 509094
#3RTX 409092
#4RTX 508086
#42RX 6750 GRE48
#43RX 6750 GRE 12 GB48
#44RX 9060 XT 16 GB48
Technical Specifications

Side-by-Side Specs

Every detail compared. Highlighted cells indicate the leading value for that metric.

SpecsRTX 4090RX 6750 GRE 12 GB
General
Process Node5 nm7 nm
Memory
VRAM24 GB12 GB
Memory TypeGDDR6XGDDR6
Memory Bus384-bit192-bit
Bandwidth1010 GB/s432 GB/s
Compute
CUDA Cores16,3842,560
TMUs512160
ROPs17664
Boost Clock2520 MHz2581 MHz
FP3282.58 TF13.21 TF
Power
TDP450250
Power Connectors1x 16-pin1x 6-pin + 1x 8-pin
Display
Max Resolution7680×43207680×4320
Display Outputs1x HDMI 2.1, 3x DisplayPort 1.4a1x HDMI 2.1, 3x DisplayPort 1.4a
Verdict

Which should you buy?

Winner overall

The GeForce RTX 4090 is the clear winner for top-tier performance, leaving the Radeon RX 6750 GRE far behind in raw speed and memory capacity.

Best value

For budget-focused buyers, the Radeon RX 6750 GRE offers better value by providing capable gaming performance at a much lower cost than the RTX 4090.

When the other wins

The Radeon RX 6750 GRE is the right choice for a compact, power-efficient build where the RTX 4090's size and heat output are problematic.

FAQ

Frequently asked questions

Is the RTX 4090 better than the RX 6750 GRE 12 GB?

Overall the RTX 4090 is the stronger graphics card: it ranks higher in our aggregate performance score (92 vs 48 out of 100), so it leads the RX 6750 GRE 12 GB in most workloads.

How much faster is the RTX 4090 than the RX 6750 GRE 12 GB?

Based on our aggregated benchmark scores the RTX 4090 is roughly 92% faster than the RX 6750 GRE 12 GB overall. The real-world gap varies by game, resolution and settings.

Which should you buy, the RTX 4090 or the RX 6750 GRE 12 GB?

If you want the most performance, pick the RTX 4090. If the RX 6750 GRE 12 GB is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.