XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming launched Q3/2021, which is based on AMD Radeon RX 6600 XT architecture. It will come with 8 GB of high-bandwidth GDDR6 memory.The XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming features 2048 shader, 64 render output units, has a boost clock of 2.607 GHz+ 1 % and equipped with a power draw of 160 W. The GPU supports up to 4 monitors with resolutions of 7680x4320. In addition, if you are looking for Air cooling cooler & Axial fan-type, it would be your best choice.
| Based on | AMD Radeon RX 6600 XT |
| GPU Chip | Navi 23 XT |
| Execution units | 32 |
| Shader | 2048 |
| Render Output Units | 64 |
| Texture Units | 128 |
| Memory Size | 8 GB |
| Memory Type | GDDR6 |
| Memory Speed | 2 GHz |
| Memory Bandwith | 256 GB/s |
| Memory Interface | 128 bit |
Where to Buy?
Buy XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
Clock Speeds
| Base Clock | 2.188 GHz + 11 % |
| Boost Clock | 2.607 GHz+ 1 % |
| Avg (Game) Clock | 2.428 GHz+ 3 % |
| Overclocking |
Yes 
|
Thermal Design
| TDP | 160 W |
| TDP (up) | -- |
| Tjunction max | 110 °C |
| PCIe-Power | 1 x 8-Pin |
Cooler & Fans
| Fan-Type | Axial |
| Fan 1 | 3 x 80 mm |
| Fan 2 | -- |
-
| Cooler-Type | Air cooling |
| Noise (Idle) | 0 dB / Silent |
| Noise (Load): | -- |
Connectivity
| Max. Displays | 4 |
| HDCP-Version | 2.3 |
| HDMI Ports | 1x HDMI v2.1 |
| DP Ports | 3x DP v1.4 |
| DVI Ports | -- |
| VGA Ports | -- |
| USB-C Ports | -- |
Featureset
| Max. resolution | 7680x4320 |
| DirectX | 12_2 |
| Raytracing |
Yes
|
| DLSS / FSR |
No 
|
| LED | Addressable LED |
Supported Video Codecs
| h264 | Decode / Encode |
| h265 / HEVC | Decode / Encode |
| AV1 |
Decode
|
-
| VP8 | Decode / Encode |
| VP9 | Decode / Encode |
| Noise (Load): | -- |
Dimensions
| Length | 274 mm |
| Height | 114 mm |
| Width | 50 mm |
| Width (Slots) | 3 PCIe-Slots |
| Weight | -- |
Additional data
| GPU Interface | PCIe 4.0 x 8 |
| Release date | Q3/2021 |
| Release price | -- |
| Structure size | 7 nm |
| Part-no | RX-66XT8TBDQ |
FP32 Performance (Single-precision TFLOPS) - FP32 (TFLOPS)
EVGA GeForce RTX 2080 XC2 ULTRA
10.69 (27%)
EVGA GeForce RTX 2080 XC ULTRA
10.69 (27%)
SAPPHIRE NITRO+ Radeon RX 6600 XT
10.68 (27%)
3DMark Benchmark - Time Spy (Performance) Graphics score
ASUS Dual GeForce RTX 2070 Evo
9392 (45%)
MSI Radeon RX 6600 XT GAMING X 8G
9310 (45%)
3DMark Benchmark - Fire Strike (Extreme) Graphics score
GIGABYTE GeForce GTX 1080 Ti Gaming OC 11G
12990 (44%)
GIGABYTE GeForce GTX 1080 Ti Gaming OC BLACK 11G
12990 (44%)
MSI Radeon RX 6600 XT GAMING X 8G
12979 (44%)
ASUS ROG Strix Radeon RX 6600 XT OC
12979 (44%)
Battlefield 5 - 3840x2160 (2160p)
GALAX GeForce RTX 2080 EX White (1-Click OC) (V2)
61 fps (avg) (51%)
ASUS Turbo GeForce RTX 2080
61 fps (avg) (51%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
60 fps (avg) (50%)
ASRock Radeon RX 6600 XT Challenger D 8GB OC
60 fps (avg) (50%)
XFX Speedster QICK308 Radeon RX 6600 XT BLACK Gaming
60 fps (avg) (50%)
Battlefield 5 - 2560x1440 (1440p)
GALAX GeForce RTX 2080 EX (1-Click OC)
113 fps (avg) (56%)
GIGABYTE AORUS Radeon RX 5700 XT 8G
113 fps (avg) (56%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
112 fps (avg) (56%)
ASRock Phantom Gaming X Radeon VII 16G
112 fps (avg) (56%)
Gainward GeForce RTX 2080 Phantom
112 fps (avg) (56%)
Battlefield 5 - 1920x1080 (1080p)
EVGA GeForce RTX 3060 XC Black Gaming
142 fps (avg) (70%)
ASUS KO GeForce RTX 3060
142 fps (avg) (70%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
141 fps (avg) (70%)
Sapphire Nitro+ Radeon RX 5700 XT BE 8G
141 fps (avg) (70%)
XFX Speedster SWFT 210 AMD Radeon RX 6600 XT Core Gaming
141 fps (avg) (70%)
Shadow of the Tomb Raider - 3840x2160 (2160p)
Palit GeForce GTX 1080 Ti JetStream
39 fps (avg) (41%)
KFA2 GeForce GTX 1080 Ti
39 fps (avg) (41%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
38 fps (avg) (40%)
ASUS ROG Strix GeForce RTX 2070 OC
38 fps (avg) (40%)
ASUS ROG Strix GeForce RTX 2060 SUPER EVO OC Edition
38 fps (avg) (40%)
Shadow of the Tomb Raider - 2560x1440 (1440p)
EVGA GeForce GTX 1080 Ti iCX GAMING
71 fps (avg) (45%)
ZOTAC GAMING GeForce RTX 2070 AMP Extreme
70 fps (avg) (44%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
69 fps (avg) (44%)
NVIDIA GeForce RTX 3070 Laptop (Mobile) - 125 W
69 fps (avg) (44%)
MSI Radeon RX 6600 XT MECH 2X 8G OCV1
69 fps (avg) (44%)
Shadow of the Tomb Raider - 1920x1080 (1080p)
EVGA GeForce RTX 3060 XC Black Gaming
114 fps (avg) (57%)
ZOTAC GeForce GTX 1080 Ti AMP Extreme
111 fps (avg) (55%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
110 fps (avg) (55%)
ASRock Radeon RX 5700 XT Taichi X 8G OC+
110 fps (avg) (55%)
Colorful iGame GeForce GTX 1080 Ti Vulcan X OC-V
110 fps (avg) (55%)
Crypto-Mining Ethereum Hashrate (MH/s) - Ethash Hashrate
MSI GeForce RTX 3060 Ti Gaming Z Trio 8G LHR
33 MH/s (27%)
ASUS KO GeForce RTX 3060 Ti OC V2 LHR
33 MH/s (27%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
32 MH/s (26%)
ASRock Radeon RX 6600 XT Challenger Pro 8GB OC
32 MH/s (26%)
GALAX GeForce RTX 3060 Ti EX White (1-Click OC) LHR
32 MH/s (26%)
Crypto-Mining Ergo Hashrate (MH/s) - Autolykos 2 Hashrate
GIGABYTE GeForce RTX 2060 GAMING OC PRO 6G (rev. 2.0)
64 MH/s (24%)
MSI GeForce RTX 2060 GAMING Z 6G
64 MH/s (24%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
63 MH/s (24%)
ASUS ROG Strix Radeon RX 6600 XT OC
63 MH/s (24%)
PowerColor Red Devil Radeon RX 6600 XT
63 MH/s (24%)
Crypto-Mining Ravencoin Hashrate (MH/s) - KawPow Hashrate
ASUS ROG Strix GeForce RTX 2060 SUPER EVO V2
18 MH/s (37%)
GIGABYTE GeForce RTX 2060 SUPER WINDFORCE 8G (rev. 2.0)
18 MH/s (37%)
XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming
17 MH/s (35%)
ASUS Dual Radeon RX 5700 XT OC Evo
17 MH/s (35%)
GIGABYTE AORUS GeForce GTX 1080 8G 11Gbps
17 MH/s (35%)
Crypto-Mining Vertcoin Hashrate (MH/s) - Verthash Hashrate
XFX Radeon RX 5700 XT Raw II Ultra
0.71 MH/s (36%)
XFX Radeon RX 5700 XT Thicc II Ultra
0.71 MH/s (36%)
XFX Radeon RX 5700 XT Triple Dissipation
0.7 MH/s (36%)
MSI Radeon RX 5700 XT Gaming
0.7 MH/s (36%)
MSI Radeon RX 5700 XT Mech OC
0.7 MH/s (36%)
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