surface pro8的cpu为i7 1185g7,外屏分辨率为3840*2160,内屏分辨率为2880*1920
图一为台式机,20618分
图二为surface pro8通过m2接口外接显卡,外屏,20251分
图三为surface pro8通过m2接口外接显卡,内屏,18732分
图四为surface pro8通过雷电4接口外接显卡,显卡坞主控为jhl6540(带宽比jhl7440低约10%),外屏,16840分
图五为surface pro8通过雷电4接口外接显卡,显卡坞主控为jhl6540(带宽比jhl7440低约10%),内屏,12782分
图六为m2接口外接显卡gpgpu带宽测试,大概50Gbps
图七为雷电4接口外接显卡gpgpu带宽测试,显卡坞主控为jhl6540(带宽比jhl7440低约10%),大概22Gbps
综上所述,以time spy显卡分计量,surface pro8通过m2接口外接3080ti外屏性能损失仅为1.8%,内屏性能损失为9.1%;
通过雷电4接口外接显卡(显卡坞主控jhl6540),则分别为18%和38%
游戏实测方面,pcie4.0*4速率的m2接口外接显卡游戏实测b站有up主做过,结论是pcie4.0*4速率的m2接口外接显卡游戏表现比雷电4接口外接显卡好很多
![](http://tiebapic.baidu.com/forum/w%3D580/sign=3ac1496efc014a90813e46b599753971/054287cc7cd98d10253ffaed643fb80e79ec90a6.jpg?tbpicau=2024-07-03-05_78b11e1a5c3045b3afb46fc4ffb0a52b)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=ded5b061ec773912c4268569c81b8675/2a761d01213fb80e533a970b73d12f2ebb3894a6.jpg?tbpicau=2024-07-03-05_3a4b2e4e67a7d2d22de60e8cffc4a188)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=9fd7897cb303738dde4a0c2a8319b073/5746a91001e9390107e97be23eec54e734d196a6.jpg?tbpicau=2024-07-03-05_afb0bed06d8a525b96a41509228f1a87)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=c05963004dfa513d51aa6cd60d6f554c/b9c7f509b3de9c82808e0f532981800a1bd843a6.jpg?tbpicau=2024-07-03-05_2d5d242c84a148aecce25f2b005b9df7)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=19c0aece0a4a20a4311e3ccfa0509847/97a1953533fa828bfcc86b3fb81f4134950a5aa6.jpg?tbpicau=2024-07-03-05_f651c546f22087dcab234e588942eba5)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=18f5ca1bd5529822053339cbe7c87b3b/8d818cd3fd1f4134c9dcf3a2601f95cad3c85ea6.jpg?tbpicau=2024-07-03-05_56670b697136e4543dc14e6c7e4c37eb)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=9cf2a88c493387449cc52f74610dd937/4c96ed3d70cf3bc7f5eb3b309400baa1cf112aa6.jpg?tbpicau=2024-07-03-05_92d73cec47833d1b89e3010c6e6b3af4)
图一为台式机,20618分
图二为surface pro8通过m2接口外接显卡,外屏,20251分
图三为surface pro8通过m2接口外接显卡,内屏,18732分
图四为surface pro8通过雷电4接口外接显卡,显卡坞主控为jhl6540(带宽比jhl7440低约10%),外屏,16840分
图五为surface pro8通过雷电4接口外接显卡,显卡坞主控为jhl6540(带宽比jhl7440低约10%),内屏,12782分
图六为m2接口外接显卡gpgpu带宽测试,大概50Gbps
图七为雷电4接口外接显卡gpgpu带宽测试,显卡坞主控为jhl6540(带宽比jhl7440低约10%),大概22Gbps
综上所述,以time spy显卡分计量,surface pro8通过m2接口外接3080ti外屏性能损失仅为1.8%,内屏性能损失为9.1%;
通过雷电4接口外接显卡(显卡坞主控jhl6540),则分别为18%和38%
游戏实测方面,pcie4.0*4速率的m2接口外接显卡游戏实测b站有up主做过,结论是pcie4.0*4速率的m2接口外接显卡游戏表现比雷电4接口外接显卡好很多
![](http://tiebapic.baidu.com/forum/w%3D580/sign=3ac1496efc014a90813e46b599753971/054287cc7cd98d10253ffaed643fb80e79ec90a6.jpg?tbpicau=2024-07-03-05_78b11e1a5c3045b3afb46fc4ffb0a52b)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=ded5b061ec773912c4268569c81b8675/2a761d01213fb80e533a970b73d12f2ebb3894a6.jpg?tbpicau=2024-07-03-05_3a4b2e4e67a7d2d22de60e8cffc4a188)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=9fd7897cb303738dde4a0c2a8319b073/5746a91001e9390107e97be23eec54e734d196a6.jpg?tbpicau=2024-07-03-05_afb0bed06d8a525b96a41509228f1a87)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=c05963004dfa513d51aa6cd60d6f554c/b9c7f509b3de9c82808e0f532981800a1bd843a6.jpg?tbpicau=2024-07-03-05_2d5d242c84a148aecce25f2b005b9df7)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=19c0aece0a4a20a4311e3ccfa0509847/97a1953533fa828bfcc86b3fb81f4134950a5aa6.jpg?tbpicau=2024-07-03-05_f651c546f22087dcab234e588942eba5)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=18f5ca1bd5529822053339cbe7c87b3b/8d818cd3fd1f4134c9dcf3a2601f95cad3c85ea6.jpg?tbpicau=2024-07-03-05_56670b697136e4543dc14e6c7e4c37eb)
![](http://tiebapic.baidu.com/forum/w%3D580/sign=9cf2a88c493387449cc52f74610dd937/4c96ed3d70cf3bc7f5eb3b309400baa1cf112aa6.jpg?tbpicau=2024-07-03-05_92d73cec47833d1b89e3010c6e6b3af4)