F5F Stay Refreshed Hardware Desktop Checking GTX 1070 performance with x4 PCIe lanes

Checking GTX 1070 performance with x4 PCIe lanes

Checking GTX 1070 performance with x4 PCIe lanes

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senbonzakura13
Senior Member
372
12-17-2017, 05:37 PM
#1
I checked GPU-z to investigate my card's status and noticed it was using PCIe x16 3.0 at x4 3.0. I assumed this was because the GPU wasn't active, so I ran Heaven Benchmark. It stayed at x4, and I reopened GPU-z during the test to confirm. I’m not sure how much slower it is, but it seems significant. The manual didn’t mention using an NVMe drive for the GPU’s PCIe lanes, though it’s possible. Can I adjust it back to x16?

PC Specs:
- GPU in Upper PCIe Slot
- MOBO - Asus Prime Z370-p II CPU
- Intel 8700k GPU
- GTX 1070 16GB RAM (single stick)
- Three data drives total: 1x SATA SSD, 1x SATA HDD, 1x NVMe SSD
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senbonzakura13
12-17-2017, 05:37 PM #1

I checked GPU-z to investigate my card's status and noticed it was using PCIe x16 3.0 at x4 3.0. I assumed this was because the GPU wasn't active, so I ran Heaven Benchmark. It stayed at x4, and I reopened GPU-z during the test to confirm. I’m not sure how much slower it is, but it seems significant. The manual didn’t mention using an NVMe drive for the GPU’s PCIe lanes, though it’s possible. Can I adjust it back to x16?

PC Specs:
- GPU in Upper PCIe Slot
- MOBO - Asus Prime Z370-p II CPU
- Intel 8700k GPU
- GTX 1070 16GB RAM (single stick)
- Three data drives total: 1x SATA SSD, 1x SATA HDD, 1x NVMe SSD

K
kirstenke
Junior Member
45
01-06-2018, 09:54 AM
#2
Find the PCIe link speed in the bottom section of your NVIDIA GTX 1070 documentation. It should display the connection bandwidth details.
K
kirstenke
01-06-2018, 09:54 AM #2

Find the PCIe link speed in the bottom section of your NVIDIA GTX 1070 documentation. It should display the connection bandwidth details.

R
Ramo612
Junior Member
48
01-06-2018, 11:25 AM
#3
Despite using an NVMe storage device that consumes PCIe bandwidth, your maximum speed is likely restricted to x8. Check your results in Heavenbench to confirm any performance issues.
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Ramo612
01-06-2018, 11:25 AM #3

Despite using an NVMe storage device that consumes PCIe bandwidth, your maximum speed is likely restricted to x8. Check your results in Heavenbench to confirm any performance issues.

X
226
01-08-2018, 02:26 PM
#4
I considered a similar approach using x8, but x4 is giving me trouble. I’m not very familiar with Heaven scores, though I did run the benchmark and shared the data.
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X_Impossible_X
01-08-2018, 02:26 PM #4

I considered a similar approach using x8, but x4 is giving me trouble. I’m not very familiar with Heaven scores, though I did run the benchmark and shared the data.

P
Poppin
Member
99
01-08-2018, 05:59 PM
#5
I saved hwinfo64 and it displays identical details as GPU-z.
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Poppin
01-08-2018, 05:59 PM #5

I saved hwinfo64 and it displays identical details as GPU-z.

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NinjaTurtleNL
Member
207
01-10-2018, 01:31 PM
#6
Click the question mark to access options for running a benchmark, which will display the actual connection.
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NinjaTurtleNL
01-10-2018, 01:31 PM #6

Click the question mark to access options for running a benchmark, which will display the actual connection.

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StyleTrick
Senior Member
744
01-21-2018, 07:34 PM
#7
the position stays constant at x4 during the rendering test
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StyleTrick
01-21-2018, 07:34 PM #7

the position stays constant at x4 during the rendering test

J
Jasmar09
Junior Member
18
01-27-2018, 04:57 PM
#8
Yes, some BIOS settings allow you to adjust the link speed for your PCIe slots.
J
Jasmar09
01-27-2018, 04:57 PM #8

Yes, some BIOS settings allow you to adjust the link speed for your PCIe slots.

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Wouterman1079
Member
193
01-27-2018, 05:42 PM
#9
Was die Installation korrekt durchgeführt? Ich hatte eine AIC NVME SSD in einer Spurung von einem Lane, weil sie nicht richtig befestigt war, ist der PCIE-Schlosser geschlossen?
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Wouterman1079
01-27-2018, 05:42 PM #9

Was die Installation korrekt durchgeführt? Ich hatte eine AIC NVME SSD in einer Spurung von einem Lane, weil sie nicht richtig befestigt war, ist der PCIE-Schlosser geschlossen?

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shiversIV
Junior Member
11
01-27-2018, 05:58 PM
#10
NVME isn't the problem; the GPU is operating with fewer lanes. Yes, I've already attempted to re-seat it.
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shiversIV
01-27-2018, 05:58 PM #10

NVME isn't the problem; the GPU is operating with fewer lanes. Yes, I've already attempted to re-seat it.

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