ZOTAC GAMING GeForce GTX 1660 Twin Fan
vs
PowerColor Radeon RX Vega 64


GPU comparison with benchmarks

The ZOTAC GAMING GeForce GTX 1660 Twin Fan has 1408 shader units and these clock a maximum of 1.79 GHz which results in an FP32 computing power of 5.03 TFLOPS.

The PowerColor Radeon RX Vega 64 has 4096 shader units and these clock at a maximum of 1.55 GHz and achieve an FP32 computing power of 12.66 TFLOPS.

GPU

The ZOTAC GAMING GeForce GTX 1660 Twin Fan is equipped with a graphics chip of the Turing architecture, which has 22 streaming multiprocessors.

The graphics card PowerColor Radeon RX Vega 64 is based on the GCN 5 architecture and is equipped with 64 execution units.
ZOTAC GAMING GeForce GTX 1660 Twin Fan GPU PowerColor Radeon RX Vega 64
NVIDIA GeForce GTX 1660 Based on AMD RX Vega 64
TU116-300-A1 GPU Chip Vega 10 XT
Turing Architecture GCN 5
22 Streaming Multiprocessors 64
1408 Shader 4096
48 Render Output Units 64
88 Texture Units 256
0 Raytracing Cores 0

Memory

The ZOTAC GAMING GeForce GTX 1660 Twin Fan is equipped with a 6 GB large GDDR5 graphics memory, which is equipped with 2.000 GHz clocks.

The PowerColor Radeon RX Vega 64 has a 8 GB large HBM2 graphics memory and the memory clock is 0.945GHz.

6 GB Memory Size 8 GB
GDDR5 Memory Type HBM2
2.000 GHz Memory Clock 0.945 GHz
8.0 Gbps Memory Speed 1.9 Gbps
192 GB/s Memory bandwidth 484 GB/s
192 bit Memory Interface 2048 bit

Clock Speeds

The ZOTAC GAMING GeForce GTX 1660 Twin Fan has a turbo clock of 1.785 GHz. The turbo frequency of the PowerColor Radeon RX Vega 64 is 1.546 GHz.

1.530 GHz Base Clock 1.247 GHz
1.785 GHz Boost Clock 1.546 GHz
Avg (Game) Clock
Yes Overclocking Yes

Thermal Design

The ZOTAC GAMING GeForce GTX 1660 Twin Fan has 1 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 95 °C.

The PowerColor Radeon RX Vega 64 is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C.

120 W TDP 295 W
-- TDP (up) --
95 °C Tjunction max 100 °C
1 x 8-Pin PCIe-Power 2 x 8-Pin

Cooler & Fans

The graphics processor and graphics memory of the ZOTAC GAMING GeForce GTX 1660 Twin Fan are cooled with a Air cooling.

The PowerColor Radeon RX Vega 64 is cooled by a Air cooling.

Axial Fan-Type Radial
2 x 90 mm Fan 1 1 x 70 mm
-- Fan 2 --
Air cooling Cooler-Type Air cooling
dB Noise (Idle) dB
-- Noise (Load) --

Connectivity

The ZOTAC GAMING GeForce GTX 1660 Twin Fan supports the downward compatible copy protection HDCP in version 2.2.

The PowerColor Radeon RX Vega 64 supports HDCP in version 2.2 and all previous versions.

3 Max. Displays 4
2.2 HDCP-Version 2.2
1x HDMI v2.0b HDMI Ports 1x HDMI v2.0b
3x DP v1.4 DP Ports 3x DP v1.4
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports --

Featureset

The ZOTAC GAMING GeForce GTX 1660 Twin Fan supports the DirectX standard from Microsoft in version 12_1.

The PowerColor Radeon RX Vega 64 supports Microsoft's DirectX version 12_1.

7680x4320 Max. resolution 7680x4320
12_1 DirectX 12_1
No Raytracing No
Yes DLSS / FSR Yes
No LED lighting LED No LED lighting

Supported Video Codecs

This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.

Decode / Encode h264 Decode / Encode
Decode / Encode h265 / HEVC Decode / Encode
No AV1 No
Decode VP8 Decode
Decode VP9 Decode / Encode

Dimensions

The ZOTAC GAMING GeForce GTX 1660 Twin Fan is 35 mm wide and therefore needs the space of 2 PCIe-Slots in the case.

The width of the PowerColor Radeon RX Vega 64 is 35 mm and thus requires the space of 2 PCIe-Slots in the PC case.

216 mm Length 280 mm
111 mm Height 127 mm
35 mm Width 40 mm
2 PCIe-Slots Width (Slots) 2 PCIe-Slots
-- Weight --
PCIe 3.0 x 16 GPU Interface PCIe 3.0 x 16

Additional data

Manufactured using the 12 nanometer process, ZOTAC GAMING GeForce GTX 1660 Twin Fan was released in Q1/2019.

The PowerColor Radeon RX Vega 64 published in Q3/2017 is manufactured with a structure width of 14 nanometers.

ZT-T16600K-10M Part-no AXRX VEGA 64 8GBHBM2-3DH
Q1/2019 Release date Q3/2017
219 $ (Reference) Launch Price 499 $ (Reference)
12 nm Structure size 14 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the ZOTAC GAMING GeForce GTX 1660 Twin Fan to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
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Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score

Port Royal (Raytracing)

The Last of Us Part 1

The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.

1920x1080 (1080p)

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

2560x1440 (1440p)

1920x1080 (1080p)

ZOTAC GAMING GeForce GTX 1660 Twin Fan ZOTAC GAMING GeForce GTX 1660 Twin Fan
6 GB GDDR5
77 fps (avg)
PowerColor Radeon RX Vega 64 PowerColor Radeon RX Vega 64
8 GB HBM2
128 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL

Geekbench 6 - Vulkan

Geekbench 6 - Metal

FP32 Performance (Single-precision TFLOPS)

The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.

FP32 (TFLOPS)

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