AMD Radeon RX 7800 XT vs AMD Radeon RX 6600 LE
GPU · Specs Compare
Graphics Card
Release Date
Aug 2023
Dec 2023
Generation
Navi III
Navi II
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1295 MHz
1626 MHz
Boost Clock
2430 MHz
2495 MHz
Memory Clock
2438 MHz
1750 MHz
Memory
Memory Size
16GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
128bit
Bandwidth
624.1GB/s
224.0GB/s
Render Config
Compute Units
60
28
Shading Units
3840
1792
TMUs
240
112
ROPs
96
64
RT Cores
60
28
L1 Cache
128 KB per Array
128 KB per Array
L2 Cache
4 MB
2 MB
L3 Cache
64 MB
32 MB
Theoretical Performance
Pixel Rate
233.3 GPixel/s
159.7 GPixel/s
Texture Rate
583.2 GTexel/s
279.4 GTexel/s
FP16 (half)
74.65 TFLOPS
17.88 TFLOPS
FP32 (float)
37.32 TFLOPS
8.942 TFLOPS
FP64 (double)
1166.4 GFLOPS
558.9 GFLOPS
Graphics Processor
GPU Name
Navi 32
Navi 23
GPU Variant
Navi 32 XT(215-180000006)
Navi 23 XL(215-130000016)
Architecture
RDNA 3.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
28.1 billion
11.06 billion
Die Size
346 mm²
237 mm²
Board Design
TDP
263W
132W
Suggested PSU
600 W
300 W
Outputs
1x HDMI 2.1a3x DisplayPort 2.1
1x HDMI 2.13x DisplayPort 1.4a
Power Connectors
2x 8-pin
1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.2
2.1
Vulkan
1.3
1.3
Shader Model
6.8
6.7
Benchmark
3DMark Time Spy
20,086
—
3DMark Time Spy Extreme
9,448
—
3DMark Speed Way
3,978
—
Shadow of the Tomb Raider 2160p
82
—
Cyberpunk 2077 2160p
38
—
Shadow of the Tomb Raider 1440p
158
—
Cyberpunk 2077 1440p
82
—
Shadow of the Tomb Raider 1080p
234
—
Cyberpunk 2077 1080p
126
—
GTA 5 2160p
140
—
GTA 5 1440p
140
—
GTA 5 1080p
190
—
Horizon Forbidden West 1080p
98
—
Horizon Forbidden West 1440p
81
—
Horizon Forbidden West 2160p
52
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.