OVERALL
ALTERNATIVES
SPECS
VS AVERAGE
REVIEWS
Scored using Graphics cards Methodology v1.0
Graphics cards Methodology v1.0
Mathematical & Unbiased Scoring
Products in this category are scored under Frontum Graphics cards Methodology v1.0: technical specifications plus authentic consumer ratings, with 0% commercial bias.
Explore Graphics cards Methodology v1.0

ZOTAC GeForce RTX 3070 Twin Edge OC Review | 118 Data compared

Avg. price:~£550VRAM:8 GBMemory bus width:256 bitThermal Design Power (TDP):220 W

ZOTAC GeForce RTX 3070 Twin Edge OC Review: Compare 118 technical specifications and user reviews to see how this product ranks in the Graphics cards category and whether it is worth buying.

ZOTAC GeForce RTX 3070 Twin Edge OC
6.9/10

Overall score

Score
6.9/ 10
✕
What it is
An overall evaluation of the graphics card's quality, based on technical analyses and user reviews.
When it matters
When you need a quick reference to identify the best graphics cards on the market.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 55% of models
Score components

90%

6.6

Technical score

10%

8.9

User score

▼Worse than 55% of graphics cards
7.1

Value for money

Value for money
7.1/ 10
✕
What it is
An indicator that combines the graphics card's overall rating with its cost.
When it matters
When you are looking for a graphics card that offers a strong balance of performance, features, and price.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 58% of models
Score components

70%

6.9

Overall score

30%

7.6

Price

▼Worse than 58%
6.6

Technical score

Technical score
6.6/ 10
✕
What it is
An assessment of technical performance for products in the Graphics cards category across these key areas: Performance, Memory, Platform & Features, Connectivity & Media, Power & Cooling, Design.
When it matters
When you want to compare graphics cards based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 59% of models
Score components

44%

5.8

Performance

24%

5.6

Memory

12%

7.9

Power & Cooling

11%

9.5

Platform & Features

5%

8.2

Design

4%

9.2

Connectivity & Media

▼Worse than 59%
8.9

User score

User score
8.9/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the graphics card.
When it matters
When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 81% of models
Score components

70%

8.8

User ratings

30%

9.0

Number of reviews

Based on ratings from across the web.
▲Better than 81%
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Technical Specifications of graphics card ZOTAC GeForce RTX 3070 Twin Edge OC

Technical score
Technical score
6.6/ 10
✕
What it is
An assessment of technical performance for products in the Graphics cards category across these key areas: Performance, Memory, Platform & Features, Connectivity & Media, Power & Cooling, Design.
When it matters
When you want to compare graphics cards based on technical performance and available features.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 59% of models
Score components:

44%

5.8

Performance

24%

5.6

Memory

12%

7.9

Power & Cooling

11%

9.5

Platform & Features

5%

8.2

Design

4%

9.2

Connectivity & Media

6.6
User score
User score
8.9/ 10
✕
What it is
A rating that combines user reviews and the total number of reviews received by the graphics card.
When it matters
When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 81% of models
Score components

70%

8.8

User ratings

30%

9.0

Number of reviews

Based on ratings from across the web.
8.9
Popularity
Popularity
9.0/ 10
✕
What it is
An indicator based on the number of reviews received by the graphics card.
When it matters
When you prefer a graphics card that has already been chosen and reviewed by many other users.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 84% of models
Popularity:
ZOTAC GeForce RTX 3070 Twin Edge OC has a popularity score of 9 points, which is higher than that of 84.2% of products in this category.
9.0
Value for money
Value for money
7.1/ 10
✕
What it is
An indicator that combines the graphics card's overall rating with its cost.
When it matters
When you are looking for a graphics card that offers a strong balance of performance, features, and price.
Score distribution
▼
<55-66-77-88-99-10
▼ Worse than 58% of models
Score components:

70%

6.9

Overall score

30%

7.6

Price

7.1
3DMark Time Spy benchmark score
13,014 points
Market range: <4k points – >34k points
This graphics card scores 13,014 points in 3DMark Time Spy, which is lower than 58% of graphics cards.
3DMark Port Royal score
8,350 points
Market range: <0 points – >25k points
This graphics card scores 8,350 points in 3DMark Port Royal, which is lower than 55.9% of graphics cards.
PassMark (G3D) result
21,358 points
Market range: <7.7k points – >36k points
This graphics card scores 21,358 points in PassMark G3D, which is lower than 56.8% of graphics cards and equal to 0.4% of graphics cards.
PassMark (DirectCompute) result
11,120 points
Market range: <3.1k points – >26.3k points
This graphics card scores 11,120 points in PassMark DirectCompute, which is lower than 55.9% of graphics cards and equal to 0.1% of graphics cards.
Floating-point performance
20.67 TFLOPS
Market range: <4.38 TFLOPS – >57.42 TFLOPS
This graphics card delivers 20.67 TFLOPS floating-point performance, which is lower than that of 56.9% of graphics cards and equal to that of 0.1% of graphics cards.
Show more
VRAM
8 GB
Market range: <4 GB – >24 GB
This graphics card has 8 GB of VRAM, which is less than 57.5% of graphics cards and equal to 25.1% of graphics cards.
Memory type
GDDR6
GDDR version
GDDR6
This graphics card uses GDDR6 memory, which is newer than on 15.9% of graphics cards and equal to 40.3% of graphics cards.
Memory bus width
256 bit
Market range: <64 bit – >384 bit
This graphics card uses a 256 bit memory bus, which is wider than that of 49.7% of graphics cards and equal to that of 35.9% of graphics cards.
Maximum memory bandwidth
448 GB/s
Market range: <168 GB/s – >960 GB/s
This graphics card reaches 448 GB/s memory bandwidth, which is higher than that of 41.1% of graphics cards and equal to that of 11% of graphics cards.
Show more
PCI Express (PCIe) version
4
This graphics card supports PCIe 4, which is newer than on 22.3% of graphics cards and equal to 52.1% of graphics cards.
PCIe lanes
x16
This graphics card uses x16 PCIe lanes, which is more than 23.4% of graphics cards and equal to 76.6% of graphics cards.
DirectX version
12 Ultimate
This graphics card supports DirectX 12 Ultimate, which is more advanced than on 22.6% of graphics cards and equal to 77.4% of graphics cards.
Vulkan version
1.4
This graphics card supports Vulkan 1.4, which is more advanced than on 20.7% of graphics cards and equal to 79.3% of graphics cards.
OpenGL version
4.6
This graphics card supports OpenGL 4.6, which is more advanced than on 1.9% of graphics cards and equal to 98.1% of graphics cards.
Show more
Max displays supported
4
Market range: <4 – >4
This graphics card supports up to 4 displays, which is more than 8.3% of graphics cards and equal to 88.9% of graphics cards.
Max digital resolution
7680x4320
This graphics card supports a maximum digital resolution of 7680x4320, which is higher than that of 9% of graphics cards and equal to that of 91% of graphics cards.
DisplayPort outputs
3
Market range: <1 – >3
This graphics card offers 3 DisplayPort outputs, which is more than 21% of graphics cards and equal to 76.8% of graphics cards.
DisplayPort version
1.4a
This graphics card supports DisplayPort 1.4a, which is more advanced than on 19.5% of graphics cards and equal to 47.1% of graphics cards.
DisplayPort link rates
8.1 Gbps
Market range: <5.4 Gbps – >80 Gbps
This graphics card supports DisplayPort link rates up to 8.1 Gbps, which is slower than on 65% of graphics cards and equal to 22.7% of graphics cards.
Show more
Thermal Design Power (TDP)
220 W
Market range: <60 W – >360 W
This graphics card has a TDP of 220 W, which is higher than that of 50.1% of graphics cards and equal to that of 4.2% of graphics cards.
Power consumption while under peak load
220 W
Market range: <100 W – >400 W
This graphics card draws 220 W under peak load, which is lower than 48.5% of graphics cards and equal to 3.4% of graphics cards.
Recommended PSU wattage
650 W
Market range: <450 W – >850 W
This graphics card recommends a 650 W PSU, which is lower than that of 40.3% of graphics cards and equal to that of 13.9% of graphics cards.
Board power limit
240 W
Market range: <100 W – >400 W
This graphics card has a board power limit of 240 W, which is higher than that of 52% of graphics cards and equal to that of 1.3% of graphics cards.
PCIe power spec
220 W
Show more
Size
231.9x 141.3x 41.5 mm
Length
231.9 mm
Market range: <200 mm – >350 mm
This graphics card is 231.9 mm long, which is shorter than 81.1% of graphics cards and equal in length to 0.1% of graphics cards.
Height
141.3 mm
Market range: <109 mm – >146 mm
This graphics card is 141.3 mm tall, which is taller than 86.8% of graphics cards and equal in height to 0.1% of graphics cards.
Slot width
2 slot/s
Market range: <2 slot/s – >3.25 slot/s
This graphics card occupies 2 slot/s, which is slimmer than 53.4% of graphics cards and equal in width to 42.5% of graphics cards.
Weight
830 g
Market range: <500 g – >2k g
This graphics card weighs 830 g, which is lighter than 69.1% of graphics cards and equal in weight to 0.2% of graphics cards.
Show more

ZOTAC GeForce RTX 3070 Twin Edge OC vs the average graphics card

246810TotalPerformanceMemoryPlatform & FeaturesConnectivity & MediaPower & CoolingDesign
  • 32 more ROPs
    This graphics card has more ROPs than the average graphics card (96 vs 64). The average graphics card has 64 ROPs.
    96 vs 64
  • 53.1 mm shorter card length
    This graphics card is shorter than the average graphics card (231.9 mm vs 285 mm). The average graphics card has a length of 285 mm.
    231.9 mm vs 285 mm
  • 0.5 slot/s slimmer design
    This graphics card occupies fewer slots than the average graphics card (2 slot/s vs 2.5 slot/s). The average graphics card occupies 2.5 slot/s.
    2 slot/s vs 2.5 slot/s
  • 11.1% higher user score
    User score
    8.9/ 10
    ✕
    What it is
    A rating that combines user reviews and the total number of reviews received by the graphics card.
    When it matters
    When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.
    Score distribution
    ▼
    ▼
    <55-66-77-88-99-10
    ZOTAC GeForce RTX 3070 Twin Edge OC
    the average graphics card
    ZOTAC GeForce RTX 3070 Twin Edge OC has a higher user score than the average graphics card (8.88 vs 8.000).
    8.88 vs 8
  • Includes LHR limiter
    This graphics card includes an LHR limiter, the average graphics card does not.
  • 6 more compute units
    This graphics card has more compute units than the average graphics card (46 vs 40). The average graphics card has 40 compute units.
    46 vs 40
  • 2.13x more popular
    ZOTAC GeForce RTX 3070 Twin Edge OC is more popular than the average graphics card (9 vs 4.2).
    9 vs 4.22
  • 40 more AI cores
    This graphics card has more AI cores than the average graphics card (184 vs 144). The average graphics card has 144 AI cores.
    184 vs 144
  • 11.1% higher user score
    User score
    8.9/ 10
    ✕
    What it is
    A rating that combines user reviews and the total number of reviews received by the graphics card.
    When it matters
    When you want to understand how a graphics card performs in real use and how reliable it is in terms of performance, temperatures, noise, stability, and long-term ownership.
    Score distribution
    ▼
    ▼
    <55-66-77-88-99-10
    ZOTAC GeForce RTX 3070 Twin Edge OC
    the average graphics card
    ZOTAC GeForce RTX 3070 Twin Edge OC has a higher user score than the average graphics card (8.88 vs 8.000).
    8.88 vs 8
  • 2.13x more popular
    ZOTAC GeForce RTX 3070 Twin Edge OC is more popular than the average graphics card (9 vs 4.2).
    9 vs 4.22
  • 32 more ROPs
    This graphics card has more ROPs than the average graphics card (96 vs 64). The average graphics card has 64 ROPs.
    96 vs 64
  • 40 more AI cores
    This graphics card has more AI cores than the average graphics card (184 vs 144). The average graphics card has 144 AI cores.
    184 vs 144
  • 6 more compute units
    This graphics card has more compute units than the average graphics card (46 vs 40). The average graphics card has 40 compute units.
    46 vs 40
  • Includes LHR limiter
    This graphics card includes an LHR limiter, the average graphics card does not.
  • 53.1 mm shorter card length
    This graphics card is shorter than the average graphics card (231.9 mm vs 285 mm). The average graphics card has a length of 285 mm.
    231.9 mm vs 285 mm
  • 0.5 slot/s slimmer design
    This graphics card occupies fewer slots than the average graphics card (2 slot/s vs 2.5 slot/s). The average graphics card occupies 2.5 slot/s.
    2 slot/s vs 2.5 slot/s
  • 29.9% lower boost clock speed
    This graphics card has a lower boost GPU clock than the average graphics card (1755 MHz vs 2505 MHz). The average graphics card has a boost GPU clock of 2505 MHz.
    1,755 MHz vs 2,505 MHz
  • 4 GB less VRAM
    This graphics card has fewer VRAM than the average graphics card (8 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    8 GB vs 12 GB
  • 1 fewer fans
    This graphics card has fewer fans than the average graphics card (2 vs 3).
    2 vs 3
  • 60% larger process node
    This graphics card has a higher process node than the average graphics card (8 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
    8 nm vs 5 nm
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • 21.9% lower base clock speed
    This graphics card has a lower base GPU clock than the average graphics card (1500 MHz vs 1920 MHz). The average graphics card has a base GPU clock of 1920 MHz.
    1,500 MHz vs 1,920 MHz
  • 26.3% slower memory speed
    This graphics card has a lower effective memory speed than the average graphics card (14000 MHz vs 19000 MHz). The average graphics card reaches an effective memory speed of 19000 MHz.
    14,000 MHz vs 19,000 MHz
  • No AV1 encoding
    This graphics card does not support AV1 encoding, the average graphics card does.
    No vs yes
  • 29.9% lower boost clock speed
    This graphics card has a lower boost GPU clock than the average graphics card (1755 MHz vs 2505 MHz). The average graphics card has a boost GPU clock of 2505 MHz.
    1,755 MHz vs 2,505 MHz
  • 21.9% lower base clock speed
    This graphics card has a lower base GPU clock than the average graphics card (1500 MHz vs 1920 MHz). The average graphics card has a base GPU clock of 1920 MHz.
    1,500 MHz vs 1,920 MHz
  • 15.3% lower texture rate
    This graphics card has a lower texture rate than the average graphics card (322.9 GTexel/s vs 381.2 GTexel/s). The average graphics card has a texture rate of 381.2 GTexel/s.
    322.9 GTexel/s vs 381.2 GTexel/s
  • 8.4% lower FP32 performance
    This graphics card has a lower FP32 performance than the average graphics card (20.7 TFLOPS vs 22.57 TFLOPS). The average graphics card has FP32 performance of 22.57 TFLOPS.
    20.67 TFLOPS vs 22.57 TFLOPS
  • 4 GB less VRAM
    This graphics card has fewer VRAM than the average graphics card (8 GB vs 12 GB). The average graphics card has 12 GB VRAM.
    8 GB vs 12 GB
  • 26.3% slower memory speed
    This graphics card has a lower effective memory speed than the average graphics card (14000 MHz vs 19000 MHz). The average graphics card reaches an effective memory speed of 19000 MHz.
    14,000 MHz vs 19,000 MHz
  • 83.3% smaller L2 cache
    This graphics card has fewer L2 cache than the average graphics card (4 MB vs 24 MB). The average graphics card has 24 MB L2 cache.
    4 MB vs 24 MB
  • 60% larger process node
    This graphics card has a higher process node than the average graphics card (8 nm vs 5 nm). The average graphics card uses a process node of 5 nm.
    8 nm vs 5 nm
  • 3 older
    This graphics card was released earlier than the average graphics card (2020 vs 2023).
    October 2020
    2,020 vs 2,023
  • Older encoder generation
    This graphics card uses an older encoder generation than the average graphics card (7 vs 8). The average graphics card uses encoder generation 8.
    7 vs 8
  • 32.9% larger GPU die
    This graphics card has a higher GPU die size than the average graphics card (392 mm² vs 295 mm²). The average graphics card has a GPU die size of 295 mm².
    392 mm² vs 295 mm²
  • No AV1 encoding
    This graphics card does not support AV1 encoding, the average graphics card does.
    No vs yes
  • 2 fewer monitors per output type
    This graphics card supports fewer monitors per output type than the average graphics card (1 vs 3). The average graphics card supports 3 monitors per output type.
    1 vs 3
  • Older NVDEC generation
    This graphics card has a lower NVDEC generation than the average graphics card (5 vs 6). The average graphics card offers NVDEC generation 6.
    5 vs 6
  • 1 fewer fans
    This graphics card has fewer fans than the average graphics card (2 vs 3).
    2 vs 3
  • No dual BIOS
    This graphics card does not include dual BIOS, the average graphics card does.
  • 5 °C higher idle temperature
    This graphics card has a higher idle temperature than the average graphics card (42 °C vs 37 °C). The average graphics card has an idle temperature of 37 °C.
    42 °C vs 37 °C
  • No RGB lighting
    This graphics card does not include RGB lighting, the average graphics card does.
    No vs yes
  • 16.3 mm higher card profile
    This graphics card is taller than the average graphics card (141.3 mm vs 125 mm). The average graphics card has a height of 125 mm.
    141.3 mm vs 125 mm

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

Expert reviews

In-depth analysis and verdict from leading tech publications

M
me.pcmag.com
01/03/2021
Summary of the review
ZOTAC Twin Edge OC RTX 3070 Review If you would like to explore this card further, I can provide details on its cooling performance, analyze its facto...
B
back2gaming.com
28/10/2020
Summary of the review
ZOTAC RTX 3070 Twin Edge OCGo to product viewer dialog for this item. Graphics Card Review
E
eteknix.com
10/11/2020
Summary of the review
ZOTAC GAMING RTX 3070 Twin Edge OC Review
T
techpowerup.com
29/10/2020
Summary of the review
Zotac GeForce RTX 3070 Twin Edge OC Review
A
ausgamers.com
30/10/2020
Summary of the review
ZOTAC GeForce RTX 3070 Twin Edge OC Review
H
heise.de
04/12/2020
Summary of the review
Zotac Gaming Geforce RTX 3070 Twin Edge im Test - Heise
(Translated)Show original
N
nexthardware.com
29/10/2020
Summary of the review
ZOTAC GeForce RTX 3070 Twin Edge | Recensione
(Translated)Show original

Third-party reviews

Based on ratings from across the web.
Reviews last updated: June 2026 · How we calculate this

What we like about ZOTAC GeForce RTX 3070 Twin Edge OC

  • Compact dual-slot design fits easily in mini-ITX and smaller PC cases
  • Excellent 1440p gaming performance with solid frame rates
  • Features idle fan stop (Freeze Fan) for silent operation when not gaming
  • Standard dual 8-pin power connectors avoid the need for custom 12-pin adapters
  • Durable wraparound metal backplate for protection and heat dissipation
  • Clean white LED lighting is preferred by users who dislike excessive RGB

What we don't like about ZOTAC GeForce RTX 3070 Twin Edge OC

  • Fans can become noticeably loud when running under heavy load (above 75°C)
  • Limited power target (220W) restricts significant manual overclocking headroom
  • Recessed power connector placement can be fiddly during cable installation
  • Some users reported a 'fan rattling' noise if internal cables aren't properly secured
  • Small heatsink size results in slightly higher operating temperatures than larger models
  • 8GB of VRAM may be a limitation for certain high-texture titles at 4K resolution

Verdict

The Zotac Gaming GeForce RTX 3070 Twin Edge OC is a compact high-performance graphics card built on the NVIDIA Ampere architecture, featuring 5,888 CUDA cores and a factory-overclocked boost speed of 1755 MHz. It is equipped with 8GB of GDDR6 VRAM on a 256-bit bus, delivering a memory bandwidth of 448 GB/s and supporting ray tracing through 2nd Gen RT Cores. Its dual-fan IceStorm 2.0 cooling system includes 'Freeze Fan Stop' technology for silent operation during low loads, all contained within a small form factor (232mm length) that requires only two PCIe slots. Main pros include its excellent suitability for 1440p gaming, energy efficiency with a 220W TDP, and a compact design ideal for Mini-ITX builds. However, some cons include a somewhat limited factory overclock headroom and fan noise levels that can become audible when running under heavy thermal loads compared to larger triple-fan models.

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