Radeon RX 6800 XT vs Arc A770 16GB

Radeon RX 6800 XT
Arc A770 16GB
4608 Shaders
16GB GDDR6
2250MHz
4096 Shaders
16GB GDDR6
2400MHz
FP32
20.74 TFLOPS
FP32
19.66 TFLOPS
FP16
41.47 TFLOPS
FP16
39.32 TFLOPS
Form Factor
PCIe Card
2.5-Slots
Form Factor
PCIe Card
-
TDP
300W
TDP
225W
Power Connectors
-
2x 8-Pin
-
-
-
-
-
-
-
GB5 OpenCL 156,955
51%
GB5 OpenCL 85,585
28%
GB5 CUDA - N/A
0%
GB5 CUDA - N/A
0%
GB5 Metal 149,520
83%
GB5 Metal - N/A
0%
GB5 Vulkan 100,755
49%
GB5 Vulkan - N/A
0%
OCT 2020.1 - N/A
0%
OCT 2020.1 - N/A
0%
OCT Metal 355
60%
OCT Metal 285
48%
Manufacturer
AMD
Manufacturer
Intel
Chip Designer
AMD
Chip Designer
Intel
Architecture
RDNA 2
Architecture
Alchemist
Family
Radeon RX 6000
Family
Arc A
Codename
Sienna Cichlid
Navi 21
Variant
Navi 21 XT
Codename
ACM-G10
DG2-512
Variant
ACM-G10
Market Segment
Desktop
Market Segment
Desktop
Release Date
11/18/2020
Release Date
10/14/2022
Foundry
TSMC
-
Foundry
TSMC
-
Fabrication Node
N7
-
Fabrication Node
N6
-
Die Size
520 mm²
-
Die Size
406 mm²
-
Transistor Count
26.8 Billion
-
Transistor Count
21.7 Billion
-
Transistor Density
51.56M/mm²
-
Transistor Density
53.45M/mm²
-
Form
PCIe Card
Form
PCIe Card
Shading Units
4608 Shaders
-
Shading Units
4096 Shaders
-
Texture Mapping Units
288 TMUs
Texture Mapping Units
256 TMUs
Render Output Units
128 ROPs
Render Output Units
128 ROPs
-
-
-
-
Ray-Tracing Cores
72 RT-Cores
Ray-Tracing Cores
32 RT-Cores
-
-
-
-
Compute Units
72 CUs
-
-
-
-
Execution Units
512 EUs
Graphics Processing Clusters
4 GPCs
Graphics Processing Clusters
32 GPCs
-
-
1825MHz Base
2250MHz
-
-
2100MHz Base
2400MHz
-
-
-
-
-
-
-
-
-
-
FP16
41.47 TFLOPS
-
FP16
39.32 TFLOPS
-
-
-
-
-
-
-
FP32
20.74 TFLOPS
FP32
19.66 TFLOPS
-
-
-
-
FP64
1.3 TFLOPS
-
FP64
4.92 TFLOPS
-
-
-
-
-
-
-
-
-
-
-
Pixel Fillrate
288 GPixel/s
Pixel Fillrate
307.2 GPixel/s
-
-
-
-
Texture Fillrate
648 GTexel/s
Texture Fillrate
614.4 GTexel/s
L0
32KB/WGP
-
-
L1
-
-
-
128KB/Array
L1
-
-
-
Unknown
L2
4MB Shared
L2
8MB Shared
L3
128MB Shared
1.66TB/s
-
-
-
16GB
GDDR6
-
16GB
GDDR6
-
Bus Width
256Bit
Bus Width
256Bit
Clock
2000MHz
Transfer Rate
16GT/s
Bandwidth
512GB/s
Clock
2188MHz
Transfer Rate
17.5GT/s
Bandwidth
560GB/s
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
TDP
300W
TDP
225W
Temp
110°C Max
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
2x DisplayPort 1.4
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 2.1
1x USB-C + DP
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
Max Resolution
7680x4320
Max Resolution
7680x4320
Max Resolution Refresh Rate
120Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
FreeSync
-
Variable Refresh Rate
-
-
-
Display Stream Compression (DSC)
Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
4
Multi Monitor Support
4
Content Protection
HDCP 2.3
-
-
Model
VCN 3.0
Model
Arc
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
-
-
-
Codec
-
-
-
-
-
-
-
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Model
VCN 3.0
Model
Arc
Codec
MPEG-1
MPEG-2
MPEG-4
JPEG
VC-1
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Codec
-
MPEG-2
-
JPEG
-
-
VP9
-
AVC (H.264)
HEVC (H.265)
-
AV1
-
-
Direct X
12
Direct 3D
12_2
Direct X
12
Direct 3D
12_2
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
OpenGL
4.6
OpenCL
3.0
Vulkan
1.3
Shader Model
6.5
-
-
GFX
10.3
-
-
-
-
Shader Model
6.6
-
-
-
-
-
-
-
-
-
-
-
3x Fans
-
-
-
2x Fans
Power Connectors
-
-
-
2x 8-Pin
-
-
-
-
-
-
-
-
-
-
-
Slots Required
2.5
PCIe Version
4.0
PCIe Lanes
16
-
-
PCIe Version
4.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
Bridgeless
-
-
-
-
Height
120 mm (4.72 in)
Width
267 mm (10.51 in)
Depth
50 mm (1.97 in)
-
-
-
-
-
-
Change Results