AMD Radeon RX 6800 vs AMD Radeon RX 6600 XT

Compared 2 processors: AMD Radeon RX 6800, vs AMD Radeon RX 6600 XT. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Radeon RX 6800 and AMD Radeon RX 6600 XT
Games
Performance in DirectX, OpenCL, Vulkan
AI/ML
AI workload testing
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
176
114
94
68
133
73
58
38
The Witcher 3
170
153
107
59
121
96
68
34
Counter-Strike 2
269
192
135
75
185
128
93
49
Far Cry 6
145
126
104
64
104
90
65
35
Hogwarts Legacy
105
87
69
37
68
59
40
23
COD Modern Warfare 3
145
139
95
63
93
86
60
38
Ghost of Tsushima
106
90
69
43
74
61
42
23
Cyberpunk 2077
113
100
64
31
73
64
37
18
Shadow of the Tomb Raider
183
165
120
63
124
107
76
37
Avg FPS
1080p High157108
1080p Ultra13085
1440p Ultra9560
4K Ultra5633
DeviationLowLow

Benchmarks

CPU performance comparison across tasks
3DMark
Steel Nomad Lite Score
AMD Radeon RX 6800
14608
AMD Radeon RX 6600 XT
9026
Time Spy161939652
Solar Bay6457437503
Port Royal80984603
Fire Strike4438228668
Night Raid142824114842
GeekBench v6
GB6 Compute Score
AMD Radeon RX 6800
135060
AMD Radeon RX 6600 XT
84088
Background Blur298.6 frames/s208 frames/s
Face Detection186.2 frames/s114.6 frames/s
Horizon Detection4.75 Gpix/sec2.91 Gpix/sec
Edge Detection6.68 Gpix/sec3.71 Gpix/sec
Gaussian Blur5.58 Gpix/sec3.38 Gpix/sec
Feature Matching1.16 Gpix/sec0.94 Gpix/sec
Stereo Matching579 Gpix/sec306 Gpix/sec
Particle Physics18755.1 fps11198.1 fps
APIOpenCLOpenCL
PassMark
PassMark Graphics
AMD Radeon RX 6800
22123
AMD Radeon RX 6600 XT
16471
G2D Mark987911
DirectX 11214 fps163 fps
DirectX 1289 fps61 fps
GPU Compute11216 Ops/s7706 Ops/s
GFXBench 5
Aztec Ruins (High 4K)
AMD Radeon RX 6800
219.6 fps
AMD Radeon RX 6600 XT
116.8 fps
Aztec Ruins (Normal)1131 fps690.3 fps
Car Chase1005 fpsn/a
Manhattan 3.1.1 (1440p)857.2 fps525.1 fps
T-Rex3344.5 fps2173.5 fps
ALU 25114.6 fps2886.2 fps
Driver Overhead 2300.1 fps487.2 fps
APIOpenGLMetal
OSWindowsOS X
Tessellation2950.4n/a

Tech Specs

Specs & test comparison

General Info

Manufacturer AMD AMD
Build Discrete Discrete
Announced October, 28, 2020 July, 30, 2021
Form Factor PC use PC use
Use case Gaming Gaming
Segment High-end Mid-range
Architecture RDNA 2.0 RDNA 2.0
Codename Navi 21 Navi 23
Price 579 379

GPU

GPU Frequency 1700 MHz 1968 MHz
Boost GPU Frequency 2105 MHz 2589 MHz
Shader Units 3840 2048
TMUs 240 128
ROPs 96 64
Ray Tracing Cores 60 32
Tensor Cores No No
L1 cache 128 KB/core 128 KB/core
L2 cache 4000 KB/core 2000 KB/core
Instructions per Clock 2 IPC 2 IPC

Performance

Pixel Fill Rate 202 Gpix/sec 166 Gpix/sec
Texture Fill Rate 505 GTex/s 331 GTex/s
FLOPS 16.2 TFLOPS 10.6 TFLOPS

Process

Interface PCIe 4.0 x16 PCIe 4.0 x8
TGP 250 W 160 W
Process TSMC TSMC
Process tech. 7 nm 7 nm
Transistor Size 520 mm² 237 mm²
Transistor count 26 billion 11 billion
Transistor density 50 MTr/mm² 46.41 MTr/mm²

Memory

Interface GDDR6 GDDR6
Memory Frequency 2000 MHz 2000 MHz
Bus 256 bit 128 bit
ECC support No No
Effective Memory Speed 16000 MB/s 16000 MB/s
Memory Size 16 GB 8 GB
Max Throughput
AMD Radeon RX 6800
512 GB/s
AMD Radeon RX 6600 XT
256 GB/s

API

DirectX 12 12
Vulkan 1.3 1.3
OpenGL 4.6 4.6
DisplayPort 1.4a 1.4a
Ray Tracing Yes Yes
DLSS No No

Results

After analyzing the data, we consider AMD Radeon RX 6800 the clear winner in this comparison.

Survey

Which GPU would you pick?
2 (50%)
2 (50%)
Total Votes: 4

User comments

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