溫度飆破110度RTX 3080 3090 GDDR6X燙手 - 3C

By Kyle
at 2021-01-29T16:29
at 2021-01-29T16:29
Table of Contents
溫度飆破 110 度,RTX 3080 與 3090 採用的 GDDR6X 確實很燙手
近日系統監測工具 HWInfo64 迎來 6.42 新版本更新,加入了偵測 GDDR6X 顯示記憶體接
面溫度(Junction Temperature)的選項,但也因此揭露 GDDR6X 無可抵擋的熱情高溫。
根據 Tom's Hardware 針對 NVIDIA 公版 Geforce RTX 3080 與 3090 的測試,當這兩張
採用 GDDR6X 顯示記憶體的 GPU,在執行負擔較重的運算工作時,VRAM 會飆出十分驚人
的溫度數值。
舉例來說,當 RTX 3080 FE 於 4K、Ultra 設定下執行《戰慄深隧:流亡》時,幾分鐘後
GDDR6X 的接面溫度就達到 102 度,但其 VRAM 額定保護溫度(TJmax)其實僅有 95 度
;若透過 RTX 3090 FE 並開啟 DLSS 與光線追蹤進行測試,則 GDDR6X 的溫度同樣會上
升到 100 度左右。
Tom's Hardware 利用 RTX 3080 和 RTX 3090 進行以太坊挖礦時,GDDR6X 接面溫度峰值
達 110 度以上,導致 GPU 嚴重降頻以避免 VRAM 持續過熱,而且這問題不僅出現於 FE
版本,其他廠商的自製卡也有相同狀況,連超頻都不用超,顯卡就已經熱情如火。
Tom's Hardware 也測試了幾種方法來避免 VRAM 過熱而嚴重降頻,例如手動將 GPU 跟 G
DDR6X 的運作頻率拉低以穩定挖礦作業,但以結論來說效果並不太好,VRAM 溫度達 110
度後,最終還是會導致顯卡降頻至 900-950MHz,即便挖礦性能依然維持 95MH/s 左右;
若把顯卡的 Power limit 拉低到剩 60%,那麼 GDDR6X 雖然能夠穩定維持於 90 度,但
採礦性能也下降至 60 - 65MH/s。
雖然讓 GDDR6X VRAM 短時間內飆出高溫,例如在遊戲情境下,對顯示卡的整體壽命應該
不會有太大影響,但對於礦工來說,長期讓 VRAM 在 100-110 度下運作,24 小時不間斷
挖礦將會使卡片壽命縮短且提早報銷,加快了汰換速度與成本。
對於那些想收購便宜二手礦卡的消費者來說,RTX 3080、3090 顯然不會是個好選擇,GDD
R6X 的高溫確實會造成困擾。
來源:Tom's Hardware
https://www.techbang.com/posts/84172-hwinfo64-adds-gddr6x-temp-monitoring-rtx3
0series
結論:二手3080、3090礦卡千萬母湯收
另補中國小道消息
https://i.imgur.com/zdsYm7O.jpg
--
近日系統監測工具 HWInfo64 迎來 6.42 新版本更新,加入了偵測 GDDR6X 顯示記憶體接
面溫度(Junction Temperature)的選項,但也因此揭露 GDDR6X 無可抵擋的熱情高溫。
根據 Tom's Hardware 針對 NVIDIA 公版 Geforce RTX 3080 與 3090 的測試,當這兩張
採用 GDDR6X 顯示記憶體的 GPU,在執行負擔較重的運算工作時,VRAM 會飆出十分驚人
的溫度數值。
舉例來說,當 RTX 3080 FE 於 4K、Ultra 設定下執行《戰慄深隧:流亡》時,幾分鐘後
GDDR6X 的接面溫度就達到 102 度,但其 VRAM 額定保護溫度(TJmax)其實僅有 95 度
;若透過 RTX 3090 FE 並開啟 DLSS 與光線追蹤進行測試,則 GDDR6X 的溫度同樣會上
升到 100 度左右。
Tom's Hardware 利用 RTX 3080 和 RTX 3090 進行以太坊挖礦時,GDDR6X 接面溫度峰值
達 110 度以上,導致 GPU 嚴重降頻以避免 VRAM 持續過熱,而且這問題不僅出現於 FE
版本,其他廠商的自製卡也有相同狀況,連超頻都不用超,顯卡就已經熱情如火。
Tom's Hardware 也測試了幾種方法來避免 VRAM 過熱而嚴重降頻,例如手動將 GPU 跟 G
DDR6X 的運作頻率拉低以穩定挖礦作業,但以結論來說效果並不太好,VRAM 溫度達 110
度後,最終還是會導致顯卡降頻至 900-950MHz,即便挖礦性能依然維持 95MH/s 左右;
若把顯卡的 Power limit 拉低到剩 60%,那麼 GDDR6X 雖然能夠穩定維持於 90 度,但
採礦性能也下降至 60 - 65MH/s。
雖然讓 GDDR6X VRAM 短時間內飆出高溫,例如在遊戲情境下,對顯示卡的整體壽命應該
不會有太大影響,但對於礦工來說,長期讓 VRAM 在 100-110 度下運作,24 小時不間斷
挖礦將會使卡片壽命縮短且提早報銷,加快了汰換速度與成本。
對於那些想收購便宜二手礦卡的消費者來說,RTX 3080、3090 顯然不會是個好選擇,GDD
R6X 的高溫確實會造成困擾。
來源:Tom's Hardware
https://www.techbang.com/posts/84172-hwinfo64-adds-gddr6x-temp-monitoring-rtx3
0series
結論:二手3080、3090礦卡千萬母湯收
另補中國小道消息
https://i.imgur.com/zdsYm7O.jpg
--
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