AMD Radeon RX 6600 XT vs Nvidia GeForce GTX 1660 SUPER

Compared 2 processors: AMD Radeon RX 6600 XT, vs Nvidia GeForce GTX 1660 SUPER. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Radeon RX 6600 XT and Nvidia GeForce GTX 1660 SUPER
Games
Performance in DirectX, OpenCL, Vulkan
Professional Apps
3D modeling, video editing, rendering
Energy Efficiency
Power usage in various scenarios
NanoReview Score
Overall score by NanoReview

Tests & specs

Specs & test comparison

Games

FPS Table
Game title
1080p (High)
1080p (Ultra)
1440p (Ultra)
4K (Ultra)
Forza Horizon 5
133
73
58
38
88
53
43
26
The Witcher 3
121
96
68
34
80
63
43
22
Counter-Strike 2
185
128
93
49
131
93
68
28
Far Cry 6
104
90
65
35
71
62
46
23
Hogwarts Legacy
68
59
40
23
44
36
28
13
COD Modern Warfare 3
93
86
60
38
56
44
32
20
Ghost of Tsushima
74
61
42
23
43
34
22
13
Cyberpunk 2077
73
64
37
18
44
39
22
10
Shadow of the Tomb Raider
124
107
76
37
77
71
47
23
Avg FPS
1080p High10870
1080p Ultra8555
1440p Ultra6039
4K Ultra3320
DeviationLowLow

Benchmarks

CPU performance comparison across tasks
3DMark
Steel Nomad Lite Score
AMD Radeon RX 6600 XT
9026
Nvidia GeForce GTX 1660 SUPER
5672
Time Spy96526047
Solar Bay3750319265
Port Royal46031549
Fire Strike2866816183
Night Raid11484274430
GeekBench v6
GB6 Compute Score
AMD Radeon RX 6600 XT
84088
Nvidia GeForce GTX 1660 SUPER
67074
Background Blur208 frames/s122.5 frames/s
Face Detection114.6 frames/s68.6 frames/s
Horizon Detection2.91 Gpix/sec2.56 Gpix/sec
Edge Detection3.71 Gpix/sec3.33 Gpix/sec
Gaussian Blur3.38 Gpix/sec3.21 Gpix/sec
Feature Matching0.94 Gpix/sec0.86 Gpix/sec
Stereo Matching306 Gpix/sec273.3 Gpix/sec
Particle Physics11198.1 fps8476.3 fps
APIOpenCLOpenCL
PassMark
PassMark Graphics
AMD Radeon RX 6600 XT
16471
Nvidia GeForce GTX 1660 SUPER
12712
G2D Mark911804
DirectX 11163 fps103 fps
DirectX 1261 fps49 fps
GPU Compute7706 Ops/s5099 Ops/s
GFXBench 5
Aztec Ruins (High 4K)
AMD Radeon RX 6600 XT
116.8 fps
Nvidia GeForce GTX 1660 SUPER
70.2 fps
Aztec Ruins (Normal)690.3 fps396.1 fps
Car Chasen/a339.7 fps
Manhattan 3.1.1 (1440p)525.1 fps304.7 fps
T-Rex2173.5 fps1502.8 fps
ALU 22886.2 fps1607.1 fps
Driver Overhead 2487.2 fps272.1 fps
APIMetalOpenGL
OSOS XWindows
Tessellationn/a1760.2

Tech Specs

Specs & test comparison

General Info

Manufacturer AMD Nvidia
Build Discrete Discrete
Announced July, 30, 2021 October, 29, 2019
Form Factor PC use PC use
Use case Gaming Gaming
Segment Mid-range Entry-level
Architecture RDNA 2.0 Turing
Codename Navi 23 TU116
Price 379 229

GPU

GPU Frequency 1968 MHz 1530 MHz
Boost GPU Frequency 2589 MHz 1785 MHz
Shader Units 2048 1408
TMUs 128 88
ROPs 64 48
Execution Units n/a 22
Ray Tracing Cores 32 No
Tensor Cores No No
L1 cache 128 KB/core 64 KB/core
L2 cache 2000 KB/core 1536 KB/core
Instructions per Clock 2 IPC 2 IPC

Performance

Pixel Fill Rate 166 Gpix/sec 86 Gpix/sec
Texture Fill Rate 331 GTex/s 157 GTex/s
FLOPS 10.6 TFLOPS 5 TFLOPS

Process

Interface PCIe 4.0 x8 PCIe 3.0 x16
TGP 160 W 125 W
Process TSMC TSMC
Process tech. 7 nm 12 nm
Transistor Size 237 mm² 284 mm²
Transistor count 11 billion 6 billion
Transistor density 46.41 MTr/mm² 21.13 MTr/mm²

Memory

Interface GDDR6 GDDR6
Memory Frequency 2000 MHz 1750 MHz
Bus 128 bit 192 bit
ECC support No No
Effective Memory Speed 16000 MB/s 14000 MB/s
Memory Size 8 GB 6 GB
Max Throughput
AMD Radeon RX 6600 XT
256 GB/s
Nvidia GeForce GTX 1660 SUPER
336 GB/s

API

DirectX 12 12
Vulkan 1.3 1.3
OpenGL 4.6 4.6
CUDA n/a 7.5
DisplayPort 1.4a 1.4a
Ray Tracing Yes No
DLSS No No

Results

No clear favorite identified yet; updates may follow as new data arrives.

Survey

Which GPU would you pick?
1 (100%)
0 (0%)
Total Votes: 1

User comments

Share your opinion or ask questions below