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RX 6800 XT

RX 6800 XT Review & Specifications

The RX 6800 XT is based on the RDNA 2.0 architecture and manufactured using the 7 nm process node. It was launched approximately 5 years, 8 months ago, originally priced at $649. It features 4608 cores, including 72 compute units (SMs), 288 texture mapping units (TMUs), and 128 render output units (ROPs). For ray tracing and AI-accelerated tasks, it also includes 72 dedicated RT cores and None Tensor cores, enabling advanced rendering and upscaling features where supported. It has a base clock of 1825 MHz and a boost clock reaching up to 2250 MHz. The RX 6800 XT comes equipped with 16 GB of GDDR6 memory across a 256-bit bus. Memory runs at 2000 MHz and delivers a total memory bandwidth of 512 GB/s.

This GPU has a moderate thermal design power (TDP) of 300 W. A PC case with good airflow and a quality power supply are required for stable operation. Due to the moderate TDP, this GPU is suitable for small form factor builds with somewhat limited airflow.

RX 6800 XT Performance

RX 6800 XT is a mid-range graphics card, scoring 49.23% in relative gaming performance. Thanks to 16 GB of VRAM, it offers excellent 1440p performance and can handle 4K gaming with optimized settings or the help of DLSS, FSR, and frame generation. Great for users targeting 100+ FPS at 1440p or playable 4K in lighter titles.

The RX 6800 XT includes a substantial 16 GB of VRAM, making it capable of high to ultra settings in most games at up to 4K resolution. It performs well in demanding creative workloads like 4K video editing, RAW image manipulation, and 3D rendering. For AI and machine learning, AMD GPUs are gradually improving: while they still lack CUDA support, some frameworks now offer experimental or partial support via ROCm — allowing limited use with models like Stable Diffusion. However, software compatibility remains inconsistent, and performance is typically lower than NVIDIA equivalents. Overall, this GPU is a strong choice for gamers and creators, but only suitable for light or hobbyist AI workloads.

In terms of gaming value, RX 6800 XT offers excellent performance per dollar, achieving 70.4% efficiency relative to the best in this category. It is an outstanding choice for users seeking a cost-effective yet powerful solution, with ample VRAM ensuring strong future-proofing.

General Information

GPU NameRX 6800 XT
GPU Code NameNavi 21
Release Price$649
Selected ModelYeston Sakura Radeon RX 6800 XT 16GB D6 GDDR6
Current Price Amazon $600
Amazon Price Updated 1 week, 4 days ago
Launch Date5 years, 8 months ago
GPU AvailableTrue

Architecture

ArchitectureRDNA 2.0
FoundryTSMC
Process7
Transistors26800 million
Die Size520 mm²
Bus InterfacePCIe 4.0 x16
TDP300 W

Configuration

Cores4608
CUs (SMs)72
TMUs288
ROPs128
RT Cores72
Tensor CoresNone
L0 Cache32 KB per WGP
L1 Cache128 KB per Array
L2 Cache4 MB
L3 Cache128 MB

Clock Speeds

Base Clock1825 MHz
Boost Clock2250 MHz

Memory Performance

Memory Size - Type16 GB GDDR6
Memory Bus Width256 bit
Memory Clock2000 MHz
Memory Bandwidth512 GB/s

API / Feature Support

DirectX12 Ultimate (12_2)
OpenGL4.6
OpenCL2.1
Vulkan1.4
Shader Model6.8

Theoretical Performance

Pixel Rate288.00 GPixel/s
Texture Rate648.00 GTexel/s
FP1641.47 TFLOPS
FP3220.74 TFLOPS
FP641296.00 GFLOPS

Gaming Performance Chart


RX 6800 XT Compared to Similar Performance GPUs

GPU Price / Performance Table

GPU (Desc) Price (Desc) Gaming_1080p (Desc) Gaming_1440p (Desc) Gaming_2160p (Desc) Game_1440p/Price (Desc)
RX 6900 XT
$700 | 0.0%
55.2%
46.5%
39.0%
65.7%
RX 7800 XT
$600❗ | 0.0%
51.5%
44.6%
38.1%
73.6%
RTX 3080
$470 | ↑ 4.4%
50.9%
43.7%
39.1%
92.0%
RTX 4070
$630 | ↑ 18.9%
51.4%
43.1%
35.8%
67.7%
RX 6800 XT
$600 | 0.0%
49.2%
42.7%
35.6%
70.4%
RTX 5060 Ti 16GB
$565 | ↑ 0.0%
45.2%
38.5%
31.7%
67.5%
RX 7700 XT
$410 | 0.0%
43.9%
38.2%
31.5%
92.2%
RX 6800
$450 | 0.0%
44.0%
37.4%
32.1%
82.4%
RTX 5060 Ti 8GB
$430 | 0.0%
44.6%
36.6%
25.7%
84.2%

GPU Specification Table

GPU (Desc) Architecture Shader/TMU/ROP/RT Base/Boost Clock Memory Mem Clock/Bandwidth TDP
RX 6900 XT Navi 21 / 7 nm / RDNA 2.0 5120 / 320 / 128 / 80 1825 MHz / 2250 MHz 16 GB GDDR6 / 256 bit 2000 MHz / 512 GB/s 300 W
RX 7800 XT Navi 32 / 5 nm / RDNA 3.0 3840 / 240 / 96 / 60 1295 MHz / 2430 MHz 16 GB GDDR6 / 256 bit 2438 MHz / 624 GB/s 263 W
RTX 3080 GA102 / 8 nm nm / Ampere 8704 / 272 / 96 / 68 1440 MHz / 1710 MHz 10 GB GDDR6X / 320 bit 1188 MHz / 760 GB/s 320 W
RTX 4070 AD104 / 5 nm nm / Ada Lovelace 5888 / 184 / 64 / 46 1920 MHz / 2475 MHz 12 GB GDDR6X / 192 bit 1313 MHz / 504 GB/s 200 W
RX 6800 XT Navi 21 / 7 nm / RDNA 2.0 4608 / 288 / 128 / 72 1825 MHz / 2250 MHz 16 GB GDDR6 / 256 bit 2000 MHz / 512 GB/s 300 W
RTX 5060 Ti 16GB GB206 / 5 nm nm / Blackwell 2.0 4608 / 144 / 48 / 36 2407 MHz / 2572 MHz 16 GB GDDR7 / 128 bit 1750 MHz / 448 GB/s 180 W
RX 7700 XT Navi 32 / 5 nm / RDNA 3.0 3456 / 216 / 96 / 54 1435 MHz / 2544 MHz 12 GB GDDR6 / 192 bit 2250 MHz / 432 GB/s 245 W
RX 6800 Navi 21 / 7 nm / RDNA 2.0 3840 / 240 / 96 / 60 1700 MHz / 2105 MHz 16 GB GDDR6 / 256 bit 2000 MHz / 512 GB/s 250 W
RTX 5060 Ti 8GB GB206 / 5 nm nm / Blackwell 2.0 4608 / 144 / 48 / 36 2407 MHz / 2572 MHz 8 GB GDDR7 / 128 bit 1750 MHz / 448 GB/s 180 W

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