AMD Radeon RX 6900 XT vs AMD Radeon RX 7800 XT

Compared 2 processors: AMD Radeon RX 6900 XT, vs AMD Radeon RX 7800 XT. Below are specs, tests, pros and cons for each device

Review

Key Specs AMD Radeon RX 6900 XT and AMD Radeon RX 7800 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
213
142
118
87
201
136
113
85
The Witcher 3
208
183
139
72
198
179
128
67
Counter-Strike 2
302
208
149
81
289
202
145
79
Far Cry 6
172
148
133
83
164
141
126
75
Hogwarts Legacy
130
105
83
46
121
102
80
42
COD Modern Warfare 3
183
177
130
84
170
167
118
82
Ghost of Tsushima
131
111
91
55
123
104
88
53
Cyberpunk 2077
148
129
87
42
133
117
79
37
Shadow of the Tomb Raider
225
205
156
82
214
200
150
76
Avg FPS
1080p High190179
1080p Ultra156150
1440p Ultra121114
4K Ultra7066
DeviationLowLow

Benchmarks

CPU performance comparison across tasks
3DMark
Steel Nomad Lite Score
AMD Radeon RX 6900 XT
20263
AMD Radeon RX 7800 XT
18126
Time Spy2078120098
Solar Bay8674178368
Port Royal1051910855
Fire Strike5732349984
Night Raid159759158067
GeekBench v6
GB6 Compute Score
AMD Radeon RX 6900 XT
124121
AMD Radeon RX 7800 XT
148335
Background Blur231.6 frames/s300.7 frames/s
Face Detection152.5 frames/s200.5 frames/s
Horizon Detection4.26 Gpix/sec5.77 Gpix/sec
Edge Detection5.75 Gpix/sec8.05 Gpix/sec
Gaussian Blur5.87 Gpix/sec6.44 Gpix/sec
Feature Matching1.12 Gpix/sec1.25 Gpix/sec
Stereo Matching618.7 Gpix/sec566.4 Gpix/sec
Particle Physics17973.9 fps20533.6 fps
APIOpenCLOpenCL
PassMark
PassMark Graphics
AMD Radeon RX 6900 XT
26727
AMD Radeon RX 7800 XT
24202
G2D Mark10511167
DirectX 11278 fps249 fps
DirectX 12113 fps93 fps
GPU Compute14962 Ops/s13685 Ops/s
GFXBench 5
Aztec Ruins (High 4K)
AMD Radeon RX 6900 XT
305.2 fps
AMD Radeon RX 7800 XT
230.1 fps
Aztec Ruins (Normal)1379.6 fps1300.3 fps
Car Chase1317.5 fps1191.7 fps
Manhattan 3.1.1 (1440p)1205.3 fps955.3 fps
T-Rex4360 fps3854.1 fps
ALU 26645 fps6542.4 fps
Driver Overhead 2325.2 fps284.8 fps
APIOpenGLOpenGL
OSWindowsWindows
Tessellation3954.85363.2

Tech Specs

Specs & test comparison

General Info

Manufacturer AMD AMD
Build Discrete Discrete
Announced December, 8, 2020 September, 6, 2023
Form Factor PC use PC use
Use case Gaming Gaming
Segment High-end High-end
Architecture RDNA 2.0 RDNA 3.0
Codename Navi 21 Navi 32
Price 999 499

GPU

GPU Frequency 1825 MHz 1295 MHz
Boost GPU Frequency 2250 MHz 2430 MHz
Shader Units 5120 3840
TMUs 320 240
ROPs 128 96
Ray Tracing Cores 80 60
L1 cache 128 KB/core 128 KB/core
L2 cache 4000 KB/core 4000 KB/core
Instructions per Clock 2 IPC 4 IPC

Performance

Pixel Fill Rate 288 Gpix/sec 233 Gpix/sec
Texture Fill Rate 720 GTex/s 583 GTex/s
FLOPS 23 TFLOPS 37.3 TFLOPS

Process

Interface PCIe 4.0 x16 PCIe 4.0 x16
TGP 300 W 263 W
Process TSMC TSMC
Process tech. 7 nm 5 nm
Transistor Size 520 mm² 346 mm²
Transistor count 26 billion 28 billion
Transistor density 50 MTr/mm² 80.92 MTr/mm²

Memory

Interface GDDR6 GDDR6
Memory Frequency 2000 MHz 2438 MHz
Bus 256 bit 256 bit
ECC support No No
Effective Memory Speed 16000 MB/s 19500 MB/s
Memory Size 16 GB 16 GB
Max Throughput
AMD Radeon RX 6900 XT
512 GB/s
AMD Radeon RX 7800 XT
624.1 GB/s

API

DirectX 12 12
Vulkan 1.3 1.3
OpenGL 4.6 4.6
DisplayPort 1.4a 2.1
Ray Tracing Yes Yes
DLSS No No

Results

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

Survey

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

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